125152665 has 16 divisors (see below), whose sum is σ = 218448576. Its totient is φ = 60680000.

The previous prime is 125152633. The next prime is 125152711. The reversal of 125152665 is 566251521.

It is not a de Polignac number, because 125152665 - 2⁵ = 125152633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379086 + ... + 379415.

It is an arithmetic number, because the mean of its divisors is an integer number (13653036).

Almost surely, 2^125152665 is an apocalyptic number.

125152665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125152665 is a deficient number, since it is larger than the sum of its proper divisors (93295911).

125152665 is a wasteful number, since it uses less digits than its factorization.

125152665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758520.

The product of its digits is 18000, while the sum is 33.

The square root of 125152665 is about 11187.1651905208. The cubic root of 125152665 is about 500.2034705216.

The spelling of 125152665 in words is "one hundred twenty-five million, one hundred fifty-two thousand, six hundred sixty-five".