125013536 has 24 divisors (see below), whose sum is σ = 246515724. Its totient is φ = 62406400.

The previous prime is 125013527. The next prime is 125013541. The reversal of 125013536 is 635310521.

It can be written as a sum of positive squares in 2 ways, for example, as 124099600 + 913936 = 11140^2 + 956^2 .

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 3 ways as a sum of consecutive naturals, for example, 19646 + ... + 25218.

Almost surely, 2^125013536 is an apocalyptic number.

125013536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

125013536 is a deficient number, since it is larger than the sum of its proper divisors (121502188).

125013536 is an equidigital number, since it uses as much as digits as its factorization.

125013536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6284 (or 6276 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 125013536 is about 11180.9452194347. The cubic root of 125013536 is about 500.0180473486.

The spelling of 125013536 in words is "one hundred twenty-five million, thirteen thousand, five hundred thirty-six".