6813311759 has 2 divisors, whose sum is σ = 6813311760. Its totient is φ = 6813311758.

The previous prime is 6813311753. The next prime is 6813311761. The reversal of 6813311759 is 9571133186.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6813311759 - 2⁸ = 6813311503 is a prime.

It is a Sophie Germain prime.

Together with 6813311761, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6813311753) 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, 3406655879 + 3406655880.

It is an arithmetic number, because the mean of its divisors is an integer number (3406655880).

Almost surely, 2^6813311759 is an apocalyptic number.

6813311759 is a deficient number, since it is larger than the sum of its proper divisors (1).

6813311759 is an equidigital number, since it uses as much as digits as its factorization.

6813311759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 44.

The square root of 6813311759 is about 82542.7874438464. The cubic root of 6813311759 is about 1895.7719240827.

The spelling of 6813311759 in words is "six billion, eight hundred thirteen million, three hundred eleven thousand, seven hundred fifty-nine".