125381272 has 8 divisors (see below), whose sum is σ = 235089900. Its totient is φ = 62690632.

The previous prime is 125381233. The next prime is 125381287. The reversal of 125381272 is 272183521.

It is a tau number, because it is divible by the number of its divisors (8).

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, 7836322 + ... + 7836337.

Almost surely, 2^125381272 is an apocalyptic number.

It is an amenable number.

125381272 is a deficient number, since it is larger than the sum of its proper divisors (109708628).

125381272 is a wasteful number, since it uses less digits than its factorization.

125381272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15672665 (or 15672661 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 125381272 is about 11197.3779073496. The cubic root of 125381272 is about 500.5078466755.

The spelling of 125381272 in words is "one hundred twenty-five million, three hundred eighty-one thousand, two hundred seventy-two".