3125515532 has 6 divisors (see below), whose sum is σ = 5469652188. Its totient is φ = 1562757764.

The previous prime is 3125515531. The next prime is 3125515577. The reversal of 3125515532 is 2355155213.

It is not an unprimeable number, because it can be changed into a prime (3125515531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 390689438 + ... + 390689445.

It is an arithmetic number, because the mean of its divisors is an integer number (911608698).

Almost surely, 2^3125515532 is an apocalyptic number.

It is an amenable number.

3125515532 is a deficient number, since it is larger than the sum of its proper divisors (2344136656).

3125515532 is a wasteful number, since it uses less digits than its factorization.

3125515532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781378887 (or 781378885 counting only the distinct ones).

The product of its digits is 22500, while the sum is 32.

The square root of 3125515532 is about 55906.3103057249. The cubic root of 3125515532 is about 1462.0892606705.

The spelling of 3125515532 in words is "three billion, one hundred twenty-five million, five hundred fifteen thousand, five hundred thirty-two".