Fait général: 27543 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 27543 is an unremarkable number.
Culture générale: 27543 is a boring number.
Date historique: May 29th is the day in 1964 that the Arab League meets in East Jerusalem to discuss the Palestinian question, leading to the formation of the Palestinian Liberation Organization.