165255 has 16 divisors (see below), whose sum is σ = 276480. Its totient is φ = 84128.

The previous prime is 165247. The next prime is 165287. The reversal of 165255 is 552561.

It is a cyclic number.

It is not a de Polignac number, because 165255 - 2³ = 165247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106 + ... + 584.

It is an arithmetic number, because the mean of its divisors is an integer number (17280).

2¹⁶⁵²⁵⁵ is an apocalyptic number.

165255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165255 is a deficient number, since it is larger than the sum of its proper divisors (111225).

165255 is a wasteful number, since it uses less digits than its factorization.

165255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510.

The product of its digits is 1500, while the sum is 24.

The square root of 165255 is about 406.5156823543. The cubic root of 165255 is about 54.8763060452.

It can be divided in two parts, 1 and 65255, that added together give a palindrome (65256).

The spelling of 165255 in words is "one hundred sixty-five thousand, two hundred fifty-five".