125440972 has 6 divisors (see below), whose sum is σ = 219521708. Its totient is φ = 62720484.

The previous prime is 125440963. The next prime is 125440993. The reversal of 125440972 is 279044521.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15680118 + ... + 15680125.

Almost surely, 2^125440972 is an apocalyptic number.

It is an amenable number.

125440972 is a deficient number, since it is larger than the sum of its proper divisors (94080736).

125440972 is a wasteful number, since it uses less digits than its factorization.

125440972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31360247 (or 31360245 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 125440972 is about 11200.0433927731. The cubic root of 125440972 is about 500.5872726184.

The spelling of 125440972 in words is "one hundred twenty-five million, four hundred forty thousand, nine hundred seventy-two".