171160158 has 96 divisors (see below), whose sum is σ = 398442240. Its totient is φ = 48871680.

The previous prime is 171160153. The next prime is 171160159. The reversal of 171160158 is 851061171.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171160153) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 956113 + ... + 956291.

It is an arithmetic number, because the mean of its divisors is an integer number (4150440).

Almost surely, 2^171160158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 171160158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199221120).

171160158 is an abundant number, since it is smaller than the sum of its proper divisors (227282082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171160158 is a wasteful number, since it uses less digits than its factorization.

171160158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 30.

The square root of 171160158 is about 13082.8191915963. The cubic root of 171160158 is about 555.2231421524.

The spelling of 171160158 in words is "one hundred seventy-one million, one hundred sixty thousand, one hundred fifty-eight".