1308317764913 has 4 divisors (see below), whose sum is σ = 1308413408868. Its totient is φ = 1308222120960.

The previous prime is 1308317764879. The next prime is 1308317764921. The reversal of 1308317764913 is 3194677138031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 591227201569 + 717090563344 = 768913^2 + 846812^2 .

It is a cyclic number.

It is not a de Polignac number, because 1308317764913 - 2³⁶ = 1239598288177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1308317764513) 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 in 3 ways as a sum of consecutive naturals, for example, 47801456 + ... + 47828817.

It is an arithmetic number, because the mean of its divisors is an integer number (327103352217).

Almost surely, 2^{1308317764913} is an apocalyptic number.

It is an amenable number.

1308317764913 is a deficient number, since it is larger than the sum of its proper divisors (95643955).

1308317764913 is an equidigital number, since it uses as much as digits as its factorization.

1308317764913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95643954.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 1308317764913 in words is "one trillion, three hundred eight billion, three hundred seventeen million, seven hundred sixty-four thousand, nine hundred thirteen".