117170055 has 48 divisors (see below), whose sum is σ = 218824320. Its totient is φ = 57806784.

The previous prime is 117170051. The next prime is 117170059. The reversal of 117170055 is 550071711.

It is an interprime number because it is at equal distance from previous prime (117170051) and next prime (117170059).

It is not a de Polignac number, because 117170055 - 2² = 117170051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117170051) 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, 35172 + ... + 38358.

It is an arithmetic number, because the mean of its divisors is an integer number (4558840).

Almost surely, 2^117170055 is an apocalyptic number.

117170055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117170055 is a deficient number, since it is larger than the sum of its proper divisors (101654265).

117170055 is a wasteful number, since it uses less digits than its factorization.

117170055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3260 (or 3257 counting only the distinct ones).

The product of its (nonzero) digits is 1225, while the sum is 27.

The square root of 117170055 is about 10824.5117672808. The cubic root of 117170055 is about 489.3341713221.

The spelling of 117170055 in words is "one hundred seventeen million, one hundred seventy thousand, fifty-five".