5131039972 has 24 divisors (see below), whose sum is σ = 9248223096. Its totient is φ = 2489084928.

The previous prime is 5131039951. The next prime is 5131040021. The reversal of 5131039972 is 2799301315.

It can be written as a sum of positive squares in 4 ways, for example, as 1884775396 + 3246264576 = 43414^2 + 56976^2 .

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 7 ways as a sum of consecutive naturals, for example, 3138 + ... + 101350.

It is an arithmetic number, because the mean of its divisors is an integer number (385342629).

Almost surely, 2^5131039972 is an apocalyptic number.

It is an amenable number.

5131039972 is a deficient number, since it is larger than the sum of its proper divisors (4117183124).

5131039972 is a wasteful number, since it uses less digits than its factorization.

5131039972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98607 (or 98605 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 5131039972 is about 71631.2778889222. The cubic root of 5131039972 is about 1724.7856595125.

The spelling of 5131039972 in words is "five billion, one hundred thirty-one million, thirty-nine thousand, nine hundred seventy-two".