125012516 has 12 divisors (see below), whose sum is σ = 218873088. Its totient is φ = 62477352.

The previous prime is 125012507. The next prime is 125012539. The reversal of 125012516 is 615210521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125012491 and 125012500.

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, 4685 + ... + 16491.

It is an arithmetic number, because the mean of its divisors is an integer number (18239424).

Almost surely, 2^125012516 is an apocalyptic number.

It is an amenable number.

125012516 is a deficient number, since it is larger than the sum of its proper divisors (93860572).

125012516 is a wasteful number, since it uses less digits than its factorization.

125012516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14458 (or 14456 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 125012516 is about 11180.8996060246. The cubic root of 125012516 is about 500.0166874431.

The spelling of 125012516 in words is "one hundred twenty-five million, twelve thousand, five hundred sixteen".