1313137612819 has 2 divisors, whose sum is σ = 1313137612820. Its totient is φ = 1313137612818.

The previous prime is 1313137612789. The next prime is 1313137612849. The reversal of 1313137612819 is 9182167313131.

It is a balanced prime because it is at equal distance from previous prime (1313137612789) and next prime (1313137612849).

It is a cyclic number.

It is not a de Polignac number, because 1313137612819 - 2⁹ = 1313137612307 is a prime.

It is a super-2 number, since 2×1313137612819² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1313137612849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656568806409 + 656568806410.

It is an arithmetic number, because the mean of its divisors is an integer number (656568806410).

Almost surely, 2^{1313137612819} is an apocalyptic number.

1313137612819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313137612819 is an equidigital number, since it uses as much as digits as its factorization.

1313137612819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 46.

The spelling of 1313137612819 in words is "one trillion, three hundred thirteen billion, one hundred thirty-seven million, six hundred twelve thousand, eight hundred nineteen".