8168117 has 2 divisors, whose sum is σ = 8168118. Its totient is φ = 8168116.

The previous prime is 8168101. The next prime is 8168161. The reversal of 8168117 is 7118618.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8145316 + 22801 = 2854^2 + 151^2 .

It is a cyclic number.

It is not a de Polignac number, because 8168117 - 2⁴ = 8168101 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8168617) by changing a digit.

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, 4084058 + 4084059.

It is an arithmetic number, because the mean of its divisors is an integer number (4084059).

Almost surely, 2^8168117 is an apocalyptic number.

It is an amenable number.

8168117 is a deficient number, since it is larger than the sum of its proper divisors (1).

8168117 is an equidigital number, since it uses as much as digits as its factorization.

8168117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 32.

The square root of 8168117 is about 2857.9917774549. The cubic root of 8168117 is about 201.3912743368.

The spelling of 8168117 in words is "eight million, one hundred sixty-eight thousand, one hundred seventeen".