125461656 has 64 divisors (see below), whose sum is σ = 360540000. Its totient is φ = 40376448.

The previous prime is 125461601. The next prime is 125461657. The reversal of 125461656 is 656164521.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 125461656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125461657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3751 + ... + 16278.

Almost surely, 2^125461656 is an apocalyptic number.

It is an amenable number.

125461656 is an abundant number, since it is smaller than the sum of its proper divisors (235078344).

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

125461656 is a wasteful number, since it uses less digits than its factorization.

125461656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20073 (or 20063 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 125461656 is about 11200.9667439913. The cubic root of 125461656 is about 500.6147851021.

The spelling of 125461656 in words is "one hundred twenty-five million, four hundred sixty-one thousand, six hundred fifty-six".