255275017 has 2 divisors, whose sum is σ = 255275018. Its totient is φ = 255275016.

The previous prime is 255274969. The next prime is 255275021. The reversal of 255275017 is 710572552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156650256 + 98624761 = 12516^2 + 9931^2 .

It is a cyclic number.

It is not a de Polignac number, because 255275017 - 2¹⁵ = 255242249 is a prime.

It is not a weakly prime, because it can be changed into another prime (255270017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127637508 + 127637509.

It is an arithmetic number, because the mean of its divisors is an integer number (127637509).

Almost surely, 2^255275017 is an apocalyptic number.

It is an amenable number.

255275017 is a deficient number, since it is larger than the sum of its proper divisors (1).

255275017 is an equidigital number, since it uses as much as digits as its factorization.

255275017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 255275017 is about 15977.3282184475. The cubic root of 255275017 is about 634.3604588771.

The spelling of 255275017 in words is "two hundred fifty-five million, two hundred seventy-five thousand, seventeen".