108520772 has 6 divisors (see below), whose sum is σ = 189911358. Its totient is φ = 54260384.

The previous prime is 108520751. The next prime is 108520781. The reversal of 108520772 is 277025801.

It can be written as a sum of positive squares in only one way, i.e., 56190016 + 52330756 = 7496^2 + 7234^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13565093 + ... + 13565100.

It is an arithmetic number, because the mean of its divisors is an integer number (31651893).

Almost surely, 2^108520772 is an apocalyptic number.

It is an amenable number.

108520772 is a deficient number, since it is larger than the sum of its proper divisors (81390586).

108520772 is a wasteful number, since it uses less digits than its factorization.

108520772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27130197 (or 27130195 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 108520772 is about 10417.3303681893. The cubic root of 108520772 is about 476.9845274777.

The spelling of 108520772 in words is "one hundred eight million, five hundred twenty thousand, seven hundred seventy-two".