168117 has 4 divisors (see below), whose sum is σ = 224160. Its totient is φ = 112076.

The previous prime is 168109. The next prime is 168127. The reversal of 168117 is 711861.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 711861 = 3 ⋅237287.

It is a cyclic number.

It is not a de Polignac number, because 168117 - 2³ = 168109 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168127) 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, 28017 + ... + 28022.

It is an arithmetic number, because the mean of its divisors is an integer number (56040).

2¹⁶⁸¹¹⁷ is an apocalyptic number.

It is an amenable number.

168117 is a deficient number, since it is larger than the sum of its proper divisors (56043).

168117 is an equidigital number, since it uses as much as digits as its factorization.

168117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56042.

The product of its digits is 336, while the sum is 24.

The square root of 168117 is about 410.0207311832. The cubic root of 168117 is about 55.1912898460.

Adding to 168117 its reverse (711861), we get a palindrome (879978).

The spelling of 168117 in words is "one hundred sixty-eight thousand, one hundred seventeen".