2125192938 has 24 divisors (see below), whose sum is σ = 4671913344. Its totient is φ = 643997640.

The previous prime is 2125192919. The next prime is 2125192961. The reversal of 2125192938 is 8392915212.

It is a self number, because there is not a number n which added to its sum of digits gives 2125192938.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1462906 + ... + 1464357.

It is an arithmetic number, because the mean of its divisors is an integer number (194663056).

Almost surely, 2^2125192938 is an apocalyptic number.

2125192938 is an abundant number, since it is smaller than the sum of its proper divisors (2546720406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2125192938 is a wasteful number, since it uses less digits than its factorization.

2125192938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927290 (or 2927279 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The square root of 2125192938 is about 46099.8149453986. The cubic root of 2125192938 is about 1285.6797037930.

The spelling of 2125192938 in words is "two billion, one hundred twenty-five million, one hundred ninety-two thousand, nine hundred thirty-eight".