17138271289 has 2 divisors, whose sum is σ = 17138271290. Its totient is φ = 17138271288.

The previous prime is 17138271233. The next prime is 17138271331. The reversal of 17138271289 is 98217283171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11544428025 + 5593843264 = 107445^2 + 74792^2 .

It is a cyclic number.

It is not a de Polignac number, because 17138271289 - 2¹¹ = 17138269241 is a prime.

It is not a weakly prime, because it can be changed into another prime (17138271389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8569135644 + 8569135645.

It is an arithmetic number, because the mean of its divisors is an integer number (8569135645).

Almost surely, 2^17138271289 is an apocalyptic number.

It is an amenable number.

17138271289 is a deficient number, since it is larger than the sum of its proper divisors (1).

17138271289 is an equidigital number, since it uses as much as digits as its factorization.

17138271289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 49.

The spelling of 17138271289 in words is "seventeen billion, one hundred thirty-eight million, two hundred seventy-one thousand, two hundred eighty-nine".