17171133061 has 2 divisors, whose sum is σ = 17171133062. Its totient is φ = 17171133060.

The previous prime is 17171133047. The next prime is 17171133071. The reversal of 17171133061 is 16033117171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15969124161 + 1202008900 = 126369^2 + 34670^2 .

It is an emirp because it is prime and its reverse (16033117171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17171133061 - 2³¹ = 15023649413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17171133011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8585566530 + 8585566531.

It is an arithmetic number, because the mean of its divisors is an integer number (8585566531).

Almost surely, 2^17171133061 is an apocalyptic number.

It is an amenable number.

17171133061 is a deficient number, since it is larger than the sum of its proper divisors (1).

17171133061 is an equidigital number, since it uses as much as digits as its factorization.

17171133061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 31.

The spelling of 17171133061 in words is "seventeen billion, one hundred seventy-one million, one hundred thirty-three thousand, sixty-one".