125263904 has 24 divisors (see below), whose sum is σ = 246874320. Its totient is φ = 62565696.

The previous prime is 125263891. The next prime is 125263921. The reversal of 125263904 is 409362521.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 45347 + ... + 48029.

It is an arithmetic number, because the mean of its divisors is an integer number (10286430).

Almost surely, 2^125263904 is an apocalyptic number.

It is an amenable number.

125263904 is a deficient number, since it is larger than the sum of its proper divisors (121610416).

125263904 is a wasteful number, since it uses less digits than its factorization.

125263904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4152 (or 4144 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 125263904 is about 11192.1358104698. The cubic root of 125263904 is about 500.3516246622.

It can be divided in two parts, 1252 and 63904, that added together give a palindrome (65156).

The spelling of 125263904 in words is "one hundred twenty-five million, two hundred sixty-three thousand, nine hundred four".