255964151 has 2 divisors, whose sum is σ = 255964152. Its totient is φ = 255964150.

The previous prime is 255964141. The next prime is 255964153. The reversal of 255964151 is 151469552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255964151 - 2²⁶ = 188855287 is a prime.

It is a Sophie Germain prime.

Together with 255964153, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255964153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127982075 + 127982076.

It is an arithmetic number, because the mean of its divisors is an integer number (127982076).

Almost surely, 2^255964151 is an apocalyptic number.

255964151 is a deficient number, since it is larger than the sum of its proper divisors (1).

255964151 is an equidigital number, since it uses as much as digits as its factorization.

255964151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 38.

The square root of 255964151 is about 15998.8796795276. The cubic root of 255964151 is about 634.9307804764.

The spelling of 255964151 in words is "two hundred fifty-five million, nine hundred sixty-four thousand, one hundred fifty-one".