13431062513315 has 4 divisors (see below), whose sum is σ = 16117275015984. Its totient is φ = 10744850010648.

The previous prime is 13431062513303. The next prime is 13431062513333. The reversal of 13431062513315 is 51331526013431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13431062513315 - 2⁸ = 13431062513059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343106251327 + ... + 1343106251336.

It is an arithmetic number, because the mean of its divisors is an integer number (4029318753996).

Almost surely, 2^{13431062513315} is an apocalyptic number.

13431062513315 is a deficient number, since it is larger than the sum of its proper divisors (2686212502669).

13431062513315 is an equidigital number, since it uses as much as digits as its factorization.

13431062513315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686212502668.

The product of its (nonzero) digits is 97200, while the sum is 38.

Adding to 13431062513315 its reverse (51331526013431), we get a palindrome (64762588526746).

The spelling of 13431062513315 in words is "thirteen trillion, four hundred thirty-one billion, sixty-two million, five hundred thirteen thousand, three hundred fifteen".