255403151 has 2 divisors, whose sum is σ = 255403152. Its totient is φ = 255403150.

The previous prime is 255403091. The next prime is 255403163. The reversal of 255403151 is 151304552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255403151 - 2¹⁰ = 255402127 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255403151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255403651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127701575 + 127701576.

It is an arithmetic number, because the mean of its divisors is an integer number (127701576).

Almost surely, 2^255403151 is an apocalyptic number.

255403151 is a deficient number, since it is larger than the sum of its proper divisors (1).

255403151 is an equidigital number, since it uses as much as digits as its factorization.

255403151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 255403151 is about 15981.3375848206. The cubic root of 255403151 is about 634.4665791285.

The spelling of 255403151 in words is "two hundred fifty-five million, four hundred three thousand, one hundred fifty-one".