125775512 has 16 divisors (see below), whose sum is σ = 238480200. Its totient is φ = 62180800.

The previous prime is 125775509. The next prime is 125775521. The reversal of 125775512 is 215577521.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 87614 + ... + 89037.

Almost surely, 2^125775512 is an apocalyptic number.

It is an amenable number.

125775512 is a deficient number, since it is larger than the sum of its proper divisors (112704688).

125775512 is a wasteful number, since it uses less digits than its factorization.

125775512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176746 (or 176742 counting only the distinct ones).

The product of its digits is 24500, while the sum is 35.

The square root of 125775512 is about 11214.9682121707. The cubic root of 125775512 is about 501.0318849619.

The spelling of 125775512 in words is "one hundred twenty-five million, seven hundred seventy-five thousand, five hundred twelve".