255301859 has 2 divisors, whose sum is σ = 255301860. Its totient is φ = 255301858.

The previous prime is 255301799. The next prime is 255301861. The reversal of 255301859 is 958103552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255301859 is a prime.

It is a Sophie Germain prime.

Together with 255301861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255306859) 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 as a sum of consecutive naturals, namely, 127650929 + 127650930.

It is an arithmetic number, because the mean of its divisors is an integer number (127650930).

Almost surely, 2^255301859 is an apocalyptic number.

255301859 is a deficient number, since it is larger than the sum of its proper divisors (1).

255301859 is an equidigital number, since it uses as much as digits as its factorization.

255301859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 38.

The square root of 255301859 is about 15978.1681991397. The cubic root of 255301859 is about 634.3826922927.

The spelling of 255301859 in words is "two hundred fifty-five million, three hundred one thousand, eight hundred fifty-nine".