It is a trimorphic number since its cube, 660989701747894287109375, ends in 87109375.
It is a de Polignac number, because none of the positive numbers 2k-87109375 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
Almost surely, 287109375 is an apocalyptic number.
87109375 is an frugal number, since it uses more digits than its factorization.
87109375 is an odious number, because the sum of its binary digits is odd.
The square root of 87109375 is about 9333.2403269175. The cubic root of 87109375 is about 443.2903724678.
The spelling of 87109375 in words is "eighty-seven million, one hundred nine thousand, three hundred seventy-five".