125547372 has 18 divisors (see below), whose sum is σ = 317355948. Its totient is φ = 41849112.

The previous prime is 125547349. The next prime is 125547403. The reversal of 125547372 is 273745521.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×125547372² = 31524285232212768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3487427 = 125547372 / (1 + 2 + 5 + 5 + 4 + 7 + 3 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1743678 + ... + 1743749.

It is an arithmetic number, because the mean of its divisors is an integer number (17630886).

Almost surely, 2^125547372 is an apocalyptic number.

125547372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125547372 is an abundant number, since it is smaller than the sum of its proper divisors (191808576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125547372 is a wasteful number, since it uses less digits than its factorization.

125547372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3487437 (or 3487432 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 125547372 is about 11204.7923675542. The cubic root of 125547372 is about 500.7287666157.

The spelling of 125547372 in words is "one hundred twenty-five million, five hundred forty-seven thousand, three hundred seventy-two".