255115 has 16 divisors (see below), whose sum is σ = 361152. Its totient is φ = 169344.

The previous prime is 255107. The next prime is 255121. The reversal of 255115 is 511552.

It is not a de Polignac number, because 255115 - 2³ = 255107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255092 and 255101.

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, 1197 + ... + 1393.

It is an arithmetic number, because the mean of its divisors is an integer number (22572).

2²⁵⁵¹¹⁵ is an apocalyptic number.

255115 is a deficient number, since it is larger than the sum of its proper divisors (106037).

255115 is a wasteful number, since it uses less digits than its factorization.

255115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246.

The product of its digits is 250, while the sum is 19.

The square root of 255115 is about 505.0891010505. The cubic root of 255115 is about 63.4227883330.

Adding to 255115 its reverse (511552), we get a palindrome (766667).

The spelling of 255115 in words is "two hundred fifty-five thousand, one hundred fifteen".