1313692979719 has 2 divisors, whose sum is σ = 1313692979720. Its totient is φ = 1313692979718.

The previous prime is 1313692979717. The next prime is 1313692979803. The reversal of 1313692979719 is 9179792963131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1313692979719 - 2¹ = 1313692979717 is a prime.

It is a super-2 number, since 2×1313692979719² (a number of 25 digits) contains 22 as substring.

Together with 1313692979717, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313692979717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656846489859 + 656846489860.

It is an arithmetic number, because the mean of its divisors is an integer number (656846489860).

Almost surely, 2^{1313692979719} is an apocalyptic number.

1313692979719 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313692979719 is an equidigital number, since it uses as much as digits as its factorization.

1313692979719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34720812, while the sum is 67.

The spelling of 1313692979719 in words is "one trillion, three hundred thirteen billion, six hundred ninety-two million, nine hundred seventy-nine thousand, seven hundred nineteen".