125131603052 has 24 divisors (see below), whose sum is σ = 225194029200. Its totient is φ = 60814282496.

The previous prime is 125131603043. The next prime is 125131603067. The reversal of 125131603052 is 250306131521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957753 + ... + 2999760.

It is an arithmetic number, because the mean of its divisors is an integer number (9383084550).

Almost surely, 2^125131603052 is an apocalyptic number.

It is an amenable number.

125131603052 is a deficient number, since it is larger than the sum of its proper divisors (100062426148).

125131603052 is a wasteful number, since it uses less digits than its factorization.

125131603052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5957665 (or 5957663 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 125131603052 its reverse (250306131521), we get a palindrome (375437734573).

The spelling of 125131603052 in words is "one hundred twenty-five billion, one hundred thirty-one million, six hundred three thousand, fifty-two".