13126170017 has 2 divisors, whose sum is σ = 13126170018. Its totient is φ = 13126170016.

The previous prime is 13126169993. The next prime is 13126170023. The reversal of 13126170017 is 71007162131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13012193041 + 113976976 = 114071^2 + 10676^2 .

It is an emirp because it is prime and its reverse (71007162131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13126170017 is a prime.

It is not a weakly prime, because it can be changed into another prime (13126170047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6563085008 + 6563085009.

It is an arithmetic number, because the mean of its divisors is an integer number (6563085009).

Almost surely, 2^13126170017 is an apocalyptic number.

It is an amenable number.

13126170017 is a deficient number, since it is larger than the sum of its proper divisors (1).

13126170017 is an equidigital number, since it uses as much as digits as its factorization.

13126170017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 29.

The spelling of 13126170017 in words is "thirteen billion, one hundred twenty-six million, one hundred seventy thousand, seventeen".