253358163 has 12 divisors (see below), whose sum is σ = 367135080. Its totient is φ = 168363936.

The previous prime is 253358159. The next prime is 253358173. The reversal of 253358163 is 361853352.

It is not a de Polignac number, because 253358163 - 2² = 253358159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253358113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42153 + ... + 47786.

It is an arithmetic number, because the mean of its divisors is an integer number (30594590).

Almost surely, 2^253358163 is an apocalyptic number.

253358163 is a deficient number, since it is larger than the sum of its proper divisors (113776917).

253358163 is a wasteful number, since it uses less digits than its factorization.

253358163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90258 (or 90255 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 253358163 is about 15917.2284961924. The cubic root of 253358163 is about 632.7686687922.

The spelling of 253358163 in words is "two hundred fifty-three million, three hundred fifty-eight thousand, one hundred sixty-three".