17172531119 has 2 divisors, whose sum is σ = 17172531120. Its totient is φ = 17172531118.

The previous prime is 17172531017. The next prime is 17172531139. The reversal of 17172531119 is 91113527171.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17172531119 is a prime.

It is a super-2 number, since 2×17172531119² (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 (17172531139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8586265559 + 8586265560.

It is an arithmetic number, because the mean of its divisors is an integer number (8586265560).

Almost surely, 2^17172531119 is an apocalyptic number.

17172531119 is a deficient number, since it is larger than the sum of its proper divisors (1).

17172531119 is an equidigital number, since it uses as much as digits as its factorization.

17172531119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 38.

The spelling of 17172531119 in words is "seventeen billion, one hundred seventy-two million, five hundred thirty-one thousand, one hundred nineteen".