3117591171613 has 8 divisors (see below), whose sum is σ = 3137527994328. Its totient is φ = 3097655356224.

The previous prime is 3117591171601. The next prime is 3117591171683. The reversal of 3117591171613 is 3161711957113.

It can be written as a sum of positive squares in 4 ways, for example, as 8018665209 + 3109572506404 = 89547^2 + 1763398^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3117591171613 - 2²¹ = 3117589074461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3117591171683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6541695 + ... + 7002067.

It is an arithmetic number, because the mean of its divisors is an integer number (392190999291).

Almost surely, 2^{3117591171613} is an apocalyptic number.

It is an amenable number.

3117591171613 is a deficient number, since it is larger than the sum of its proper divisors (19936822715).

3117591171613 is a wasteful number, since it uses less digits than its factorization.

3117591171613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503663.

The product of its digits is 119070, while the sum is 46.

The spelling of 3117591171613 in words is "three trillion, one hundred seventeen billion, five hundred ninety-one million, one hundred seventy-one thousand, six hundred thirteen".