171163868 has 6 divisors (see below), whose sum is σ = 299536776. Its totient is φ = 85581932.

The previous prime is 171163847. The next prime is 171163891. The reversal of 171163868 is 868361171.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21395480 + ... + 21395487.

It is an arithmetic number, because the mean of its divisors is an integer number (49922796).

Almost surely, 2^171163868 is an apocalyptic number.

It is an amenable number.

171163868 is a deficient number, since it is larger than the sum of its proper divisors (128372908).

171163868 is a wasteful number, since it uses less digits than its factorization.

171163868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42790971 (or 42790969 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 171163868 is about 13082.9609798394. The cubic root of 171163868 is about 555.2271537226.

The spelling of 171163868 in words is "one hundred seventy-one million, one hundred sixty-three thousand, eight hundred sixty-eight".