Fatto generale: 1157 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 1157 is the number of anisohedral 15-ominoes.
Trivia: 1157 is an uninteresting number.
Data storica: March 2nd is the day in 1962 that Wilt Chamberlain sets the single-game scoring record in the National Basketball Association by scoring 100 points.