125500964 has 12 divisors (see below), whose sum is σ = 221571084. Its totient is φ = 62194944.

The previous prime is 125500957. The next prime is 125500981. The reversal of 125500964 is 469005521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1000000 + 124500964 = 1000^2 + 11158^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125500964.

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, 138377 + ... + 139280.

It is an arithmetic number, because the mean of its divisors is an integer number (18464257).

Almost surely, 2^125500964 is an apocalyptic number.

It is an amenable number.

125500964 is a deficient number, since it is larger than the sum of its proper divisors (96070120).

125500964 is a wasteful number, since it uses less digits than its factorization.

125500964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277774 (or 277772 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 125500964 is about 11202.7212765471. The cubic root of 125500964 is about 500.6670616617.

The spelling of 125500964 in words is "one hundred twenty-five million, five hundred thousand, nine hundred sixty-four".