125752165 has 32 divisors (see below), whose sum is σ = 198051840. Its totient is φ = 74260800.

The previous prime is 125752139. The next prime is 125752177. The reversal of 125752165 is 561257521.

It is not a de Polignac number, because 125752165 - 2⁷ = 125752037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125752165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1281 + ... + 15910.

It is an arithmetic number, because the mean of its divisors is an integer number (6189120).

Almost surely, 2^125752165 is an apocalyptic number.

It is an amenable number.

125752165 is a deficient number, since it is larger than the sum of its proper divisors (72299675).

125752165 is a wasteful number, since it uses less digits than its factorization.

125752165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17233.

The product of its digits is 21000, while the sum is 34.

The square root of 125752165 is about 11213.9272781662. The cubic root of 125752165 is about 501.0008818010. Note that the first 3 decimals are identical.

The spelling of 125752165 in words is "one hundred twenty-five million, seven hundred fifty-two thousand, one hundred sixty-five".