13112510617 has 2 divisors, whose sum is σ = 13112510618. Its totient is φ = 13112510616.

The previous prime is 13112510581. The next prime is 13112510629. The reversal of 13112510617 is 71601521131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8497889856 + 4614620761 = 92184^2 + 67931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13112510617 is a prime.

It is not a weakly prime, because it can be changed into another prime (13112510647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556255308 + 6556255309.

It is an arithmetic number, because the mean of its divisors is an integer number (6556255309).

Almost surely, 2^13112510617 is an apocalyptic number.

It is an amenable number.

13112510617 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112510617 is an equidigital number, since it uses as much as digits as its factorization.

13112510617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 28.

The spelling of 13112510617 in words is "thirteen billion, one hundred twelve million, five hundred ten thousand, six hundred seventeen".