Fatto generale: 1115 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 1115 is a number n for which f(n) is a repdigit.
Trivia: 1115 is an unremarkable number.
Data storica: January 19th is the day in 1997 that Yasser Arafat returns to Hebron after more than 30 years and joins celebrations over the handover of the last Israeli-controlled West Bank city.