163266113 has 4 divisors (see below), whose sum is σ = 172870020. Its totient is φ = 153662208.

The previous prime is 163266097. The next prime is 163266127. The reversal of 163266113 is 311662361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311662361 = 41 ⋅7601521.

It can be written as a sum of positive squares in 2 ways, for example, as 123032464 + 40233649 = 11092^2 + 6343^2 .

It is a cyclic number.

It is not a de Polignac number, because 163266113 - 2⁴ = 163266097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163266193) 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, 4801928 + ... + 4801961.

It is an arithmetic number, because the mean of its divisors is an integer number (43217505).

Almost surely, 2^163266113 is an apocalyptic number.

It is an amenable number.

163266113 is a deficient number, since it is larger than the sum of its proper divisors (9603907).

163266113 is an equidigital number, since it uses as much as digits as its factorization.

163266113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9603906.

The product of its digits is 3888, while the sum is 29.

The square root of 163266113 is about 12777.5628740382. The cubic root of 163266113 is about 546.5526668806.

The spelling of 163266113 in words is "one hundred sixty-three million, two hundred sixty-six thousand, one hundred thirteen".