5115501313 has 8 divisors (see below), whose sum is σ = 5698967400. Its totient is φ = 4559173248.

The previous prime is 5115501289. The next prime is 5115501373. The reversal of 5115501313 is 3131055115.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1434288384 + 3681212929 = 37872^2 + 60673^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5115501313 - 2⁹ = 5115500801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5115501373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6784108 + ... + 6784861.

It is an arithmetic number, because the mean of its divisors is an integer number (712370925).

Almost surely, 2^5115501313 is an apocalyptic number.

It is an amenable number.

5115501313 is a deficient number, since it is larger than the sum of its proper divisors (583466087).

5115501313 is a wasteful number, since it uses less digits than its factorization.

5115501313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13569011.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 5115501313 is about 71522.7328406850. The cubic root of 5115501313 is about 1723.0428058078.

Adding to 5115501313 its reverse (3131055115), we get a palindrome (8246556428).

The spelling of 5115501313 in words is "five billion, one hundred fifteen million, five hundred one thousand, three hundred thirteen".