170842171 has 8 divisors (see below), whose sum is σ = 172176480. Its totient is φ = 169512192.

The previous prime is 170842159. The next prime is 170842211. The reversal of 170842171 is 171248071.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 170842171 - 2⁷ = 170842043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170849171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160186 + ... + 161248.

It is an arithmetic number, because the mean of its divisors is an integer number (21522060).

Almost surely, 2^170842171 is an apocalyptic number.

170842171 is a deficient number, since it is larger than the sum of its proper divisors (1334309).

170842171 is a wasteful number, since it uses less digits than its factorization.

170842171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165.

The product of its (nonzero) digits is 3136, while the sum is 31.

The square root of 170842171 is about 13070.6606948540. The cubic root of 170842171 is about 554.8790916987.

The spelling of 170842171 in words is "one hundred seventy million, eight hundred forty-two thousand, one hundred seventy-one".