13315231343 has 2 divisors, whose sum is σ = 13315231344. Its totient is φ = 13315231342.

The previous prime is 13315231291. The next prime is 13315231367. The reversal of 13315231343 is 34313251331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13315231343 - 2⁸ = 13315231087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13315237343) 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, 6657615671 + 6657615672.

It is an arithmetic number, because the mean of its divisors is an integer number (6657615672).

Almost surely, 2^13315231343 is an apocalyptic number.

13315231343 is a deficient number, since it is larger than the sum of its proper divisors (1).

13315231343 is an equidigital number, since it uses as much as digits as its factorization.

13315231343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 29.

Adding to 13315231343 its reverse (34313251331), we get a palindrome (47628482674).

The spelling of 13315231343 in words is "thirteen billion, three hundred fifteen million, two hundred thirty-one thousand, three hundred forty-three".