253004163 has 8 divisors (see below), whose sum is σ = 352005888. Its totient is φ = 161335944.

The previous prime is 253004161. The next prime is 253004177. The reversal of 253004163 is 361400352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253004163 - 2¹ = 253004161 is a prime.

It is a super-2 number, since 2×253004163² = 128022212990661138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253004161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833295 + ... + 1833432.

It is an arithmetic number, because the mean of its divisors is an integer number (44000736).

Almost surely, 2^253004163 is an apocalyptic number.

253004163 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

253004163 is a deficient number, since it is larger than the sum of its proper divisors (99001725).

253004163 is a wasteful number, since it uses less digits than its factorization.

253004163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666753.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 253004163 is about 15906.1045828323. The cubic root of 253004163 is about 632.4738233268.

The spelling of 253004163 in words is "two hundred fifty-three million, four thousand, one hundred sixty-three".