1313405339 has 2 divisors, whose sum is σ = 1313405340. Its totient is φ = 1313405338.

The previous prime is 1313405333. The next prime is 1313405341. The reversal of 1313405339 is 9335043131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313405339 - 2²⁸ = 1044969883 is a prime.

It is a Sophie Germain prime.

Together with 1313405341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1313405333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656702669 + 656702670.

It is an arithmetic number, because the mean of its divisors is an integer number (656702670).

Almost surely, 2^1313405339 is an apocalyptic number.

1313405339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313405339 is an equidigital number, since it uses as much as digits as its factorization.

1313405339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 1313405339 is about 36240.9345768014. The cubic root of 1313405339 is about 1095.1314699356.

The spelling of 1313405339 in words is "one billion, three hundred thirteen million, four hundred five thousand, three hundred thirty-nine".