Fait mathématique: 1197 is the smallest number that contains as substrings the maximal prime powers that divide it.
Culture générale: 1197 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: April 11th is the day in 1981 that a massive riot in Brixton, South London, results in almost 300 police injuries and 65 serious civilian injuries.