125156572 has 12 divisors (see below), whose sum is σ = 230551720. Its totient is φ = 59284656.

The previous prime is 125156569. The next prime is 125156597. The reversal of 125156572 is 275651521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 823323 + ... + 823474.

Almost surely, 2^125156572 is an apocalyptic number.

It is an amenable number.

125156572 is a deficient number, since it is larger than the sum of its proper divisors (105395148).

125156572 is a wasteful number, since it uses less digits than its factorization.

125156572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646820 (or 1646818 counting only the distinct ones).

The product of its digits is 21000, while the sum is 34.

The square root of 125156572 is about 11187.3398089090. The cubic root of 125156572 is about 500.2086755636.

The spelling of 125156572 in words is "one hundred twenty-five million, one hundred fifty-six thousand, five hundred seventy-two".