125501872 has 20 divisors (see below), whose sum is σ = 246586896. Its totient is φ = 61866560.

The previous prime is 125501867. The next prime is 125501911. The reversal of 125501872 is 278105521.

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, 54103 + ... + 56374.

Almost surely, 2^125501872 is an apocalyptic number.

It is an amenable number.

125501872 is a deficient number, since it is larger than the sum of its proper divisors (121085024).

125501872 is a wasteful number, since it uses less digits than its factorization.

125501872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110556 (or 110550 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 125501872 is about 11202.7618023414. The cubic root of 125501872 is about 500.6682691016.

The spelling of 125501872 in words is "one hundred twenty-five million, five hundred one thousand, eight hundred seventy-two".