125525404 has 12 divisors (see below), whose sum is σ = 219758728. Its totient is φ = 62737200.

The previous prime is 125525363. The next prime is 125525437. The reversal of 125525404 is 404525521.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8614 + ... + 18034.

Almost surely, 2^125525404 is an apocalyptic number.

It is an amenable number.

125525404 is a deficient number, since it is larger than the sum of its proper divisors (94233324).

125525404 is a wasteful number, since it uses less digits than its factorization.

125525404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756 (or 12754 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 125525404 is about 11203.8120298406. The cubic root of 125525404 is about 500.6995594434.

It can be divided in two parts, 12552 and 5404, that added together give a square (17956 = 134²).

The spelling of 125525404 in words is "one hundred twenty-five million, five hundred twenty-five thousand, four hundred four".