general_fact: 5460 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 5460 is both a triangular number and 7 times a triangular number.
trivia: 5460 is an unremarkable number.
historical_date: December 12th is the day in 1901 that Guglielmo Marconi receives the first transatlantic radio signal at Signal Hill in St John's, Newfoundland.