5120331999 has 8 divisors (see below), whose sum is σ = 6827440560. Its totient is φ = 3413389056.

The previous prime is 5120331977. The next prime is 5120332003. The reversal of 5120331999 is 9991330215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5120331999 - 2⁷ = 5120331871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5120331999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120331929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93967 + ... + 138095.

It is an arithmetic number, because the mean of its divisors is an integer number (853430070).

Almost surely, 2^5120331999 is an apocalyptic number.

5120331999 is a deficient number, since it is larger than the sum of its proper divisors (1707108561).

5120331999 is a wasteful number, since it uses less digits than its factorization.

5120331999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82809.

The product of its (nonzero) digits is 65610, while the sum is 42.

The square root of 5120331999 is about 71556.4951559256. The cubic root of 5120331999 is about 1723.5850048746.

The spelling of 5120331999 in words is "five billion, one hundred twenty million, three hundred thirty-one thousand, nine hundred ninety-nine".