125503974 has 36 divisors (see below), whose sum is σ = 276750396. Its totient is φ = 41105064.

The previous prime is 125503943. The next prime is 125503997. The reversal of 125503974 is 479305521.

125503974 is a `hidden beast` number, since 1 + 2 + 550 + 39 + 74 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 61657 + ... + 63659.

It is an arithmetic number, because the mean of its divisors is an integer number (7687511).

Almost surely, 2^125503974 is an apocalyptic number.

125503974 is an abundant number, since it is smaller than the sum of its proper divisors (151246422).

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

125503974 is a wasteful number, since it uses less digits than its factorization.

125503974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129 (or 2067 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 125503974 is about 11202.8556181002. The cubic root of 125503974 is about 500.6710642759.

The spelling of 125503974 in words is "one hundred twenty-five million, five hundred three thousand, nine hundred seventy-four".