13125410317 has 2 divisors, whose sum is σ = 13125410318. Its totient is φ = 13125410316.

The previous prime is 13125410281. The next prime is 13125410327. The reversal of 13125410317 is 71301452131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8103420361 + 5021989956 = 90019^2 + 70866^2 .

It is a cyclic number.

It is not a de Polignac number, because 13125410317 - 2⁷ = 13125410189 is a prime.

It is a super-2 number, since 2×13125410317² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13125410327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6562705158 + 6562705159.

It is an arithmetic number, because the mean of its divisors is an integer number (6562705159).

Almost surely, 2^13125410317 is an apocalyptic number.

It is an amenable number.

13125410317 is a deficient number, since it is larger than the sum of its proper divisors (1).

13125410317 is an equidigital number, since it uses as much as digits as its factorization.

13125410317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 13125410317 its reverse (71301452131), we get a palindrome (84426862448).

The spelling of 13125410317 in words is "thirteen billion, one hundred twenty-five million, four hundred ten thousand, three hundred seventeen".