15040315331 has 2 divisors, whose sum is σ = 15040315332. Its totient is φ = 15040315330.

The previous prime is 15040315321. The next prime is 15040315343. The reversal of 15040315331 is 13351304051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15040315331 - 2⁶ = 15040315267 is a prime.

It is a super-2 number, since 2×15040315331² (a number of 21 digits) contains 22 as substring.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 15040315331.

It is not a weakly prime, because it can be changed into another prime (15040315321) 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 as a sum of consecutive naturals, namely, 7520157665 + 7520157666.

It is an arithmetic number, because the mean of its divisors is an integer number (7520157666).

Almost surely, 2^15040315331 is an apocalyptic number.

15040315331 is a deficient number, since it is larger than the sum of its proper divisors (1).

15040315331 is an equidigital number, since it uses as much as digits as its factorization.

15040315331 is an odious number, because the sum of its binary digits is odd.

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

Adding to 15040315331 its reverse (13351304051), we get a palindrome (28391619382).

The spelling of 15040315331 in words is "fifteen billion, forty million, three hundred fifteen thousand, three hundred thirty-one".