A lucky number, in number theory, is a natural number generated by a particular sieve algorithm.

Lucky number may also refer to:

Film and television

• The Lucky Number, a 1933 British comedy film
• Lucky Number (film), a 1951 Donald Duck cartoon
• Lucky Numbers, a 2000 American comedy film
• #Lucky Number, a 2015 film starring Tom Pelphrey
• Lucky Numbers (TV series), a 1995–1997 British game show

Music

• Lucky Number (album) or the title song, by Jolin Tsai, 2001
• Lucky Numbers (album), by Frank Sinatra, 1998
• Lucky Number: The Best of Lene Lovich, an album by Lene Lovich, 2004
• "Lucky Number" (song), by Lene Lovich, 1979
• "Lucky Number", a song by Saves the Day from Saves the Day, 2013

Other uses

• Lucky numbers of Euler, producing prime-generating polynomials
• A number believed to affect one's luck
• Lucky number combinations, an element of Chinese numerology
• Lucky Numbers, a discontinued Cadbury product

This disambiguation page lists articles associated with the title Lucky number.
If an internal link led you here, you may wish to change the link to point directly to the intended article.