1310108817817 has 2 divisors, whose sum is σ = 1310108817818. Its totient is φ = 1310108817816.

The previous prime is 1310108817811. The next prime is 1310108817821. The reversal of 1310108817817 is 7187188010131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1162851662736 + 147257155081 = 1078356^2 + 383741^2 .

It is an emirp because it is prime and its reverse (7187188010131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1310108817817 - 2¹⁵ = 1310108785049 is a prime.

It is a super-2 number, since 2×1310108817817² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1310108817811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655054408908 + 655054408909.

It is an arithmetic number, because the mean of its divisors is an integer number (655054408909).

Almost surely, 2^{1310108817817} is an apocalyptic number.

It is an amenable number.

1310108817817 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310108817817 is an equidigital number, since it uses as much as digits as its factorization.

1310108817817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 46.

The spelling of 1310108817817 in words is "one trillion, three hundred ten billion, one hundred eight million, eight hundred seventeen thousand, eight hundred seventeen".