255135101911 has 2 divisors, whose sum is σ = 255135101912. Its totient is φ = 255135101910.

The previous prime is 255135101843. The next prime is 255135101929. The reversal of 255135101911 is 119101531552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255135101911 - 2¹⁹ = 255134577623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255135101311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127567550955 + 127567550956.

It is an arithmetic number, because the mean of its divisors is an integer number (127567550956).

Almost surely, 2^255135101911 is an apocalyptic number.

255135101911 is a deficient number, since it is larger than the sum of its proper divisors (1).

255135101911 is an equidigital number, since it uses as much as digits as its factorization.

255135101911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 34.

The spelling of 255135101911 in words is "two hundred fifty-five billion, one hundred thirty-five million, one hundred one thousand, nine hundred eleven".