255911207 has 2 divisors, whose sum is σ = 255911208. Its totient is φ = 255911206.

The previous prime is 255911191. The next prime is 255911219. The reversal of 255911207 is 702119552.

It is a happy number.

255911207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255911207 - 2⁴ = 255911191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255911407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127955603 + 127955604.

It is an arithmetic number, because the mean of its divisors is an integer number (127955604).

Almost surely, 2^255911207 is an apocalyptic number.

255911207 is a deficient number, since it is larger than the sum of its proper divisors (1).

255911207 is an equidigital number, since it uses as much as digits as its factorization.

255911207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 255911207 is about 15997.2249781017. The cubic root of 255911207 is about 634.8870007869.

The spelling of 255911207 in words is "two hundred fifty-five million, nine hundred eleven thousand, two hundred seven".