13168189417 has 2 divisors, whose sum is σ = 13168189418. Its totient is φ = 13168189416.

The previous prime is 13168189403. The next prime is 13168189451. The reversal of 13168189417 is 71498186131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8376642576 + 4791546841 = 91524^2 + 69221^2 .

It is a cyclic number.

It is not a de Polignac number, because 13168189417 - 2¹⁵ = 13168156649 is a prime.

It is not a weakly prime, because it can be changed into another prime (13168189487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6584094708 + 6584094709.

It is an arithmetic number, because the mean of its divisors is an integer number (6584094709).

Almost surely, 2^13168189417 is an apocalyptic number.

It is an amenable number.

13168189417 is a deficient number, since it is larger than the sum of its proper divisors (1).

13168189417 is an equidigital number, since it uses as much as digits as its factorization.

13168189417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 49.

The spelling of 13168189417 in words is "thirteen billion, one hundred sixty-eight million, one hundred eighty-nine thousand, four hundred seventeen".