125155252 has 6 divisors (see below), whose sum is σ = 219021698. Its totient is φ = 62577624.

The previous prime is 125155237. The next prime is 125155253. The reversal of 125155252 is 252551521.

It can be written as a sum of positive squares in only one way, i.e., 122677776 + 2477476 = 11076^2 + 1574^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125155252.

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 as a sum of consecutive naturals, namely, 15644403 + ... + 15644410.

Almost surely, 2^125155252 is an apocalyptic number.

It is an amenable number.

125155252 is a deficient number, since it is larger than the sum of its proper divisors (93866446).

125155252 is a wasteful number, since it uses less digits than its factorization.

125155252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31288817 (or 31288815 counting only the distinct ones).

The product of its digits is 5000, while the sum is 28.

The square root of 125155252 is about 11187.2808134953. The cubic root of 125155252 is about 500.2069170255.

The spelling of 125155252 in words is "one hundred twenty-five million, one hundred fifty-five thousand, two hundred fifty-two".