125689908 has 48 divisors (see below), whose sum is σ = 311351040. Its totient is φ = 39327744.

The previous prime is 125689897. The next prime is 125689913. The reversal of 125689908 is 809986521.

It is a happy 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, 120453 + ... + 121491.

It is an arithmetic number, because the mean of its divisors is an integer number (6486480).

Almost surely, 2^125689908 is an apocalyptic number.

It is an amenable number.

125689908 is an abundant number, since it is smaller than the sum of its proper divisors (185661132).

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

125689908 is a wasteful number, since it uses less digits than its factorization.

125689908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656 (or 1654 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 48.

The square root of 125689908 is about 11211.1510559799. The cubic root of 125689908 is about 500.9181901549.

The spelling of 125689908 in words is "one hundred twenty-five million, six hundred eighty-nine thousand, nine hundred eight".