108031312 has 10 divisors (see below), whose sum is σ = 209310698. Its totient is φ = 54015648.

The previous prime is 108031307. The next prime is 108031349. The reversal of 108031312 is 213130801.

It can be written as a sum of positive squares in only one way, i.e., 92852496 + 15178816 = 9636^2 + 3896^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 108031312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3375963 + ... + 3375994.

Almost surely, 2^108031312 is an apocalyptic number.

It is an amenable number.

108031312 is a deficient number, since it is larger than the sum of its proper divisors (101279386).

108031312 is an equidigital number, since it uses as much as digits as its factorization.

108031312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6751965 (or 6751959 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 108031312 is about 10393.8112355382. The cubic root of 108031312 is about 476.2663340154.

The spelling of 108031312 in words is "one hundred eight million, thirty-one thousand, three hundred twelve".