255828511 has 2 divisors, whose sum is σ = 255828512. Its totient is φ = 255828510.

The previous prime is 255828491. The next prime is 255828533. The reversal of 255828511 is 115828552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255828511 - 2¹³ = 255820319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255828541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127914255 + 127914256.

It is an arithmetic number, because the mean of its divisors is an integer number (127914256).

Almost surely, 2^255828511 is an apocalyptic number.

255828511 is a deficient number, since it is larger than the sum of its proper divisors (1).

255828511 is an equidigital number, since it uses as much as digits as its factorization.

255828511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32000, while the sum is 37.

The square root of 255828511 is about 15994.6400709738. The cubic root of 255828511 is about 634.8186069191.

The spelling of 255828511 in words is "two hundred fifty-five million, eight hundred twenty-eight thousand, five hundred eleven".