255012263 has 4 divisors (see below), whose sum is σ = 278195208. Its totient is φ = 231829320.

The previous prime is 255012259. The next prime is 255012299. The reversal of 255012263 is 362210552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255012263 - 2² = 255012259 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 (255012253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11591456 + ... + 11591477.

It is an arithmetic number, because the mean of its divisors is an integer number (69548802).

Almost surely, 2^255012263 is an apocalyptic number.

255012263 is a deficient number, since it is larger than the sum of its proper divisors (23182945).

255012263 is a wasteful number, since it uses less digits than its factorization.

255012263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23182944.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 255012263 is about 15969.1033874792. The cubic root of 255012263 is about 634.1427355621.

The spelling of 255012263 in words is "two hundred fifty-five million, twelve thousand, two hundred sixty-three".