100156325 has 6 divisors (see below), whose sum is σ = 124193874. Its totient is φ = 80125040.

The previous prime is 100156313. The next prime is 100156339. The reversal of 100156325 is 523651001.

It can be written as a sum of positive squares in 3 ways, for example, as 1094116 + 99062209 = 1046^2 + 9953^2 .

It is not a de Polignac number, because 100156325 - 2⁶ = 100156261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100156325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2003102 + ... + 2003151.

It is an arithmetic number, because the mean of its divisors is an integer number (20698979).

Almost surely, 2^100156325 is an apocalyptic number.

It is an amenable number.

100156325 is a deficient number, since it is larger than the sum of its proper divisors (24037549).

100156325 is an equidigital number, since it uses as much as digits as its factorization.

100156325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006263 (or 4006258 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 100156325 is about 10007.8131976971. The cubic root of 100156325 is about 464.4006228967.

The spelling of 100156325 in words is "one hundred million, one hundred fifty-six thousand, three hundred twenty-five".