15040315313 has 8 divisors (see below), whose sum is σ = 15191735976. Its totient is φ = 14888944000.

The previous prime is 15040315267. The next prime is 15040315321. The reversal of 15040315313 is 31351304051.

It can be written as a sum of positive squares in 4 ways, for example, as 4109194609 + 10931120704 = 64103^2 + 104552^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15040315313 is a prime.

It is a super-2 number, since 2×15040315313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15040315343) by changing a digit.

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, 1089293 + ... + 1103013.

It is an arithmetic number, because the mean of its divisors is an integer number (1898966997).

Almost surely, 2^15040315313 is an apocalyptic number.

It is an amenable number.

15040315313 is a deficient number, since it is larger than the sum of its proper divisors (151420663).

15040315313 is a wasteful number, since it uses less digits than its factorization.

15040315313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24675.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 15040315313 its reverse (31351304051), we get a palindrome (46391619364).

The spelling of 15040315313 in words is "fifteen billion, forty million, three hundred fifteen thousand, three hundred thirteen".