125452564 has 6 divisors (see below), whose sum is σ = 219541994. Its totient is φ = 62726280.

The previous prime is 125452549. The next prime is 125452583. The reversal of 125452564 is 465254521.

It can be written as a sum of positive squares in only one way, i.e., 86490000 + 38962564 = 9300^2 + 6242^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15681567 + ... + 15681574.

Almost surely, 2^125452564 is an apocalyptic number.

It is an amenable number.

125452564 is a deficient number, since it is larger than the sum of its proper divisors (94089430).

125452564 is a wasteful number, since it uses less digits than its factorization.

125452564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31363145 (or 31363143 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

The square root of 125452564 is about 11200.5608788132. The cubic root of 125452564 is about 500.6026918997.

The spelling of 125452564 in words is "one hundred twenty-five million, four hundred fifty-two thousand, five hundred sixty-four".