108372172 has 6 divisors (see below), whose sum is σ = 189651308. Its totient is φ = 54186084.

The previous prime is 108372167. The next prime is 108372191. The reversal of 108372172 is 271273801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13546518 + ... + 13546525.

Almost surely, 2^108372172 is an apocalyptic number.

It is an amenable number.

108372172 is a deficient number, since it is larger than the sum of its proper divisors (81279136).

108372172 is a wasteful number, since it uses less digits than its factorization.

108372172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27093047 (or 27093045 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 108372172 is about 10410.1955793347. The cubic root of 108372172 is about 476.7667127171.

The spelling of 108372172 in words is "one hundred eight million, three hundred seventy-two thousand, one hundred seventy-two".