255087263 has 2 divisors, whose sum is σ = 255087264. Its totient is φ = 255087262.

The previous prime is 255087253. The next prime is 255087269. The reversal of 255087263 is 362780552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255087263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255087269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127543631 + 127543632.

It is an arithmetic number, because the mean of its divisors is an integer number (127543632).

Almost surely, 2^255087263 is an apocalyptic number.

255087263 is a deficient number, since it is larger than the sum of its proper divisors (1).

255087263 is an equidigital number, since it uses as much as digits as its factorization.

255087263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 255087263 is about 15971.4514994724. The cubic root of 255087263 is about 634.2048973353.

The spelling of 255087263 in words is "two hundred fifty-five million, eighty-seven thousand, two hundred sixty-three".