125916606 has 40 divisors (see below), whose sum is σ = 291259584. Its totient is φ = 40616640.

The previous prime is 125916589. The next prime is 125916607. The reversal of 125916606 is 606619521.

125916606 is a `hidden beast` number, since 1 + 2 + 591 + 6 + 60 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125916607) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7515 + ... + 17558.

Almost surely, 2^125916606 is an apocalyptic number.

125916606 is an abundant number, since it is smaller than the sum of its proper divisors (165342978).

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

125916606 is a wasteful number, since it uses less digits than its factorization.

125916606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25118 (or 25109 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 125916606 is about 11221.2568814728. The cubic root of 125916606 is about 501.2191661848.

The spelling of 125916606 in words is "one hundred twenty-five million, nine hundred sixteen thousand, six hundred six".