163117 has 2 divisors, whose sum is σ = 163118. Its totient is φ = 163116.

The previous prime is 163109. The next prime is 163127. The reversal of 163117 is 711361.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145161 + 17956 = 381^2 + 134^2 .

It is a cyclic number.

It is not a de Polignac number, because 163117 - 2³ = 163109 is a prime.

It is equal to p₁₄₉₄₁ and since 163117 and 14941 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 163094 and 163103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81558 + 81559.

It is an arithmetic number, because the mean of its divisors is an integer number (81559).

2¹⁶³¹¹⁷ is an apocalyptic number.

It is an amenable number.

163117 is a deficient number, since it is larger than the sum of its proper divisors (1).

163117 is an equidigital number, since it uses as much as digits as its factorization.

163117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126, while the sum is 19.

The square root of 163117 is about 403.8774566623. The cubic root of 163117 is about 54.6386225051.

Adding to 163117 its reverse (711361), we get a palindrome (874478).

The spelling of 163117 in words is "one hundred sixty-three thousand, one hundred seventeen".