125165235 has 16 divisors (see below), whose sum is σ = 215669664. Its totient is φ = 61619712.

The previous prime is 125165167. The next prime is 125165279. The reversal of 125165235 is 532561521.

It is a happy number.

It is not a de Polignac number, because 125165235 - 2¹⁸ = 124903091 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320742 + ... + 321131.

It is an arithmetic number, because the mean of its divisors is an integer number (13479354).

Almost surely, 2^125165235 is an apocalyptic number.

125165235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125165235 is a deficient number, since it is larger than the sum of its proper divisors (90504429).

125165235 is a wasteful number, since it uses less digits than its factorization.

125165235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641894.

The product of its digits is 9000, while the sum is 30.

The square root of 125165235 is about 11187.7269809376. The cubic root of 125165235 is about 500.2202163286.

The spelling of 125165235 in words is "one hundred twenty-five million, one hundred sixty-five thousand, two hundred thirty-five".