125916572 has 24 divisors (see below), whose sum is σ = 236893440. Its totient is φ = 58374000.

The previous prime is 125916551. The next prime is 125916589. The reversal of 125916572 is 275619521.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14054 + ... + 21197.

It is an arithmetic number, because the mean of its divisors is an integer number (9870560).

Almost surely, 2^125916572 is an apocalyptic number.

It is an amenable number.

125916572 is a deficient number, since it is larger than the sum of its proper divisors (110976868).

125916572 is a wasteful number, since it uses less digits than its factorization.

125916572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35321 (or 35319 counting only the distinct ones).

The product of its digits is 37800, while the sum is 38.

The square root of 125916572 is about 11221.2553664909. The cubic root of 125916572 is about 501.2191210717.

The spelling of 125916572 in words is "one hundred twenty-five million, nine hundred sixteen thousand, five hundred seventy-two".