Fait mathématique: 11157 is an uninteresting number.
Culture générale: 11157 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: July 18th is the day in 1976 that Nadia Comăneci became the first person in Olympic Games history to score a perfect 10 in gymnastics at the 1976 Summer Olympics.