163704113 has 2 divisors, whose sum is σ = 163704114. Its totient is φ = 163704112.

The previous prime is 163704109. The next prime is 163704187. The reversal of 163704113 is 311407361.

163704113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163660849 + 43264 = 12793^2 + 208^2 .

It is a cyclic number.

It is not a de Polignac number, because 163704113 - 2² = 163704109 is a prime.

It is a super-2 number, since 2×163704113² = 53598073226233538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (163704193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81852056 + 81852057.

It is an arithmetic number, because the mean of its divisors is an integer number (81852057).

Almost surely, 2^163704113 is an apocalyptic number.

It is an amenable number.

163704113 is a deficient number, since it is larger than the sum of its proper divisors (1).

163704113 is an equidigital number, since it uses as much as digits as its factorization.

163704113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 163704113 is about 12794.6908129896. The cubic root of 163704113 is about 547.0409827732.

The spelling of 163704113 in words is "one hundred sixty-three million, seven hundred four thousand, one hundred thirteen".