171080171 has 2 divisors, whose sum is σ = 171080172. Its totient is φ = 171080170.

The previous prime is 171080153. The next prime is 171080183.

171080171 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 171080171 - 2¹⁰ = 171079147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 171080171.

It is not a weakly prime, because it can be changed into another prime (171080111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85540085 + 85540086.

It is an arithmetic number, because the mean of its divisors is an integer number (85540086).

Almost surely, 2^171080171 is an apocalyptic number.

171080171 is a deficient number, since it is larger than the sum of its proper divisors (1).

171080171 is an equidigital number, since it uses as much as digits as its factorization.

171080171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 26.

The square root of 171080171 is about 13079.7618862118. The cubic root of 171080171 is about 555.1366392462.

The spelling of 171080171 in words is "one hundred seventy-one million, eighty thousand, one hundred seventy-one".