255461711 has 2 divisors, whose sum is σ = 255461712. Its totient is φ = 255461710.

The previous prime is 255461683. The next prime is 255461729. The reversal of 255461711 is 117164552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255461711 is a prime.

It is equal to p_13961651 and since 255461711 and 13961651 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255461411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127730855 + 127730856.

It is an arithmetic number, because the mean of its divisors is an integer number (127730856).

Almost surely, 2^255461711 is an apocalyptic number.

255461711 is a deficient number, since it is larger than the sum of its proper divisors (1).

255461711 is an equidigital number, since it uses as much as digits as its factorization.

255461711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8400, while the sum is 32.

The square root of 255461711 is about 15983.1696168188. The cubic root of 255461711 is about 634.5150665537.

The spelling of 255461711 in words is "two hundred fifty-five million, four hundred sixty-one thousand, seven hundred eleven".