255311051 has 2 divisors, whose sum is σ = 255311052. Its totient is φ = 255311050.

The previous prime is 255310987. The next prime is 255311057. The reversal of 255311051 is 150113552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255311051 - 2⁶ = 255310987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255311057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127655525 + 127655526.

It is an arithmetic number, because the mean of its divisors is an integer number (127655526).

Almost surely, 2^255311051 is an apocalyptic number.

255311051 is a deficient number, since it is larger than the sum of its proper divisors (1).

255311051 is an equidigital number, since it uses as much as digits as its factorization.

255311051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 255311051 is about 15978.4558390353. The cubic root of 255311051 is about 634.3903057321.

The spelling of 255311051 in words is "two hundred fifty-five million, three hundred eleven thousand, fifty-one".