163459117 has 2 divisors, whose sum is σ = 163459118. Its totient is φ = 163459116.

The previous prime is 163459073. The next prime is 163459123. The reversal of 163459117 is 711954361.

It is a happy number.

163459117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141752836 + 21706281 = 11906^2 + 4659^2 .

It is an emirp because it is prime and its reverse (711954361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163459117 - 2⁷ = 163458989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163459157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81729558 + 81729559.

It is an arithmetic number, because the mean of its divisors is an integer number (81729559).

Almost surely, 2^163459117 is an apocalyptic number.

It is an amenable number.

163459117 is a deficient number, since it is larger than the sum of its proper divisors (1).

163459117 is an equidigital number, since it uses as much as digits as its factorization.

163459117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 37.

The square root of 163459117 is about 12785.1131007903. The cubic root of 163459117 is about 546.7679499940.

The spelling of 163459117 in words is "one hundred sixty-three million, four hundred fifty-nine thousand, one hundred seventeen".