Fatto matematico: 13569 is an unremarkable number.
Trivia: 13569 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: February 23rd is the day in 1943 that a fire breaks out at St. Joseph's Orphanage, County Cavan, Ireland, killing 36 people (35 of whom are children).