125472506 has 4 divisors (see below), whose sum is σ = 188208762. Its totient is φ = 62736252.

The previous prime is 125472497. The next prime is 125472533. The reversal of 125472506 is 605274521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 102191881 + 23280625 = 10109^2 + 4825^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31368125 + ... + 31368128.

Almost surely, 2^125472506 is an apocalyptic number.

125472506 is a deficient number, since it is larger than the sum of its proper divisors (62736256).

125472506 is an equidigital number, since it uses as much as digits as its factorization.

125472506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62736255.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 125472506 is about 11201.4510667145. The cubic root of 125472506 is about 500.6292158427.

The spelling of 125472506 in words is "one hundred twenty-five million, four hundred seventy-two thousand, five hundred six".