125155256 has 16 divisors (see below), whose sum is σ = 234963600. Its totient is φ = 62498304.

The previous prime is 125155253. The next prime is 125155273. The reversal of 125155256 is 652551521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125155253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2921 + ... + 16088.

It is an arithmetic number, because the mean of its divisors is an integer number (14685225).

Almost surely, 2^125155256 is an apocalyptic number.

It is an amenable number.

125155256 is a deficient number, since it is larger than the sum of its proper divisors (109808344).

125155256 is a wasteful number, since it uses less digits than its factorization.

125155256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19838 (or 19834 counting only the distinct ones).

The product of its digits is 15000, while the sum is 32.

The square root of 125155256 is about 11187.2809922697. The cubic root of 125155256 is about 500.2069223545.

It can be divided in two parts, 12515 and 5256, that added together give a palindrome (17771).

The spelling of 125155256 in words is "one hundred twenty-five million, one hundred fifty-five thousand, two hundred fifty-six".