99875125 has 16 divisors (see below), whose sum is σ = 142451712. Its totient is φ = 68485200.

The previous prime is 99875107. The next prime is 99875137. The reversal of 99875125 is 52157899.

It is not a de Polignac number, because 99875125 - 2⁷ = 99874997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56197 + ... + 57946.

It is an arithmetic number, because the mean of its divisors is an integer number (8903232).

Almost surely, 2^99875125 is an apocalyptic number.

It is an amenable number.

99875125 is a deficient number, since it is larger than the sum of its proper divisors (42576587).

99875125 is a wasteful number, since it uses less digits than its factorization.

99875125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114165 (or 114155 counting only the distinct ones).

The product of its digits is 226800, while the sum is 46.

The square root of 99875125 is about 9993.7542995613. The cubic root of 99875125 is about 463.9655967482.

It can be divided in two parts, 99875 and 125, that added together give a 5-th power (100000 = 10⁵).

The spelling of 99875125 in words is "ninety-nine million, eight hundred seventy-five thousand, one hundred twenty-five".