125655156 has 72 divisors (see below), whose sum is σ = 353100384. Its totient is φ = 37352640.

The previous prime is 125655139. The next prime is 125655203. The reversal of 125655156 is 651556521.

125655156 is a `hidden beast` number, since 1 + 2 + 56 + 551 + 56 = 666.

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 125655156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17995 + ... + 23981.

It is an arithmetic number, because the mean of its divisors is an integer number (4904172).

Almost surely, 2^125655156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125655156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176550192).

125655156 is an abundant number, since it is smaller than the sum of its proper divisors (227445228).

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

125655156 is a wasteful number, since it uses less digits than its factorization.

125655156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6061 (or 6056 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

The square root of 125655156 is about 11209.6010633742. The cubic root of 125655156 is about 500.8720196128.

The spelling of 125655156 in words is "one hundred twenty-five million, six hundred fifty-five thousand, one hundred fifty-six".