87137134 has 8 divisors (see below), whose sum is σ = 149377968. Its totient is φ = 37344480.

The previous prime is 87137101. The next prime is 87137143. The reversal of 87137134 is 43173178.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 87137134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3112027 + ... + 3112054.

It is an arithmetic number, because the mean of its divisors is an integer number (18672246).

Almost surely, 2^87137134 is an apocalyptic number.

87137134 is a deficient number, since it is larger than the sum of its proper divisors (62240834).

87137134 is a wasteful number, since it uses less digits than its factorization.

87137134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6224090.

The product of its digits is 14112, while the sum is 34.

The square root of 87137134 is about 9334.7273125678. The cubic root of 87137134 is about 443.3374550028.

The spelling of 87137134 in words is "eighty-seven million, one hundred thirty-seven thousand, one hundred thirty-four".