17118960161 has 2 divisors, whose sum is σ = 17118960162. Its totient is φ = 17118960160.

The previous prime is 17118960143. The next prime is 17118960167. The reversal of 17118960161 is 16106981171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10721359936 + 6397600225 = 103544^2 + 79985^2 .

It is a cyclic number.

It is not a de Polignac number, because 17118960161 - 2³⁰ = 16045218337 is a prime.

It is not a weakly prime, because it can be changed into another prime (17118960167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8559480080 + 8559480081.

It is an arithmetic number, because the mean of its divisors is an integer number (8559480081).

Almost surely, 2^17118960161 is an apocalyptic number.

It is an amenable number.

17118960161 is a deficient number, since it is larger than the sum of its proper divisors (1).

17118960161 is an equidigital number, since it uses as much as digits as its factorization.

17118960161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 41.

The spelling of 17118960161 in words is "seventeen billion, one hundred eighteen million, nine hundred sixty thousand, one hundred sixty-one".