255031159 has 2 divisors, whose sum is σ = 255031160. Its totient is φ = 255031158.

The previous prime is 255031157. The next prime is 255031181. The reversal of 255031159 is 951130552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255031159 - 2¹ = 255031157 is a prime.

Together with 255031157, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 255031159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255031157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127515579 + 127515580.

It is an arithmetic number, because the mean of its divisors is an integer number (127515580).

Almost surely, 2^255031159 is an apocalyptic number.

255031159 is a deficient number, since it is larger than the sum of its proper divisors (1).

255031159 is an equidigital number, since it uses as much as digits as its factorization.

255031159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 255031159 is about 15969.6950190040. The cubic root of 255031159 is about 634.1583981621.

It can be divided in two parts, 25503 and 1159, that added together give a palindrome (26662).

The spelling of 255031159 in words is "two hundred fifty-five million, thirty-one thousand, one hundred fifty-nine".