general_fact: 52125 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 52125 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 52125 is an uninteresting number.
historical_date: September 17th is the day in 456 that Remistus, Roman general (magister militum), is besieged with a Gothic force at Ravenna and later executed in the Palace in Classis, outside the city.