255163 has 8 divisors (see below), whose sum is σ = 267840. Its totient is φ = 242880.

The previous prime is 255149. The next prime is 255173. The reversal of 255163 is 361552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 255163 - 2¹³ = 246971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255133) 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, 2823 + ... + 2911.

It is an arithmetic number, because the mean of its divisors is an integer number (33480).

2²⁵⁵¹⁶³ is an apocalyptic number.

255163 is a deficient number, since it is larger than the sum of its proper divisors (12677).

255163 is an equidigital number, since it uses as much as digits as its factorization.

255163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197.

The product of its digits is 900, while the sum is 22.

The square root of 255163 is about 505.1366151844. The cubic root of 255163 is about 63.4267657588.

The spelling of 255163 in words is "two hundred fifty-five thousand, one hundred sixty-three".