117171163 has 4 divisors (see below), whose sum is σ = 117195088. Its totient is φ = 117147240.

The previous prime is 117171161. The next prime is 117171167. The reversal of 117171163 is 361171711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117171163 - 2¹ = 117171161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117171161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1656 + ... + 15397.

It is an arithmetic number, because the mean of its divisors is an integer number (29298772).

Almost surely, 2^117171163 is an apocalyptic number.

117171163 is a deficient number, since it is larger than the sum of its proper divisors (23925).

117171163 is an equidigital number, since it uses as much as digits as its factorization.

117171163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23924.

The product of its digits is 882, while the sum is 28.

The square root of 117171163 is about 10824.5629472972. The cubic root of 117171163 is about 489.3357137541.

It can be divided in two parts, 11717 and 1163, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 117171163 in words is "one hundred seventeen million, one hundred seventy-one thousand, one hundred sixty-three".