255575167 has 2 divisors, whose sum is σ = 255575168. Its totient is φ = 255575166.

The previous prime is 255575153. The next prime is 255575179. The reversal of 255575167 is 761575552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255575167 - 2²³ = 247186559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255575107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127787583 + 127787584.

It is an arithmetic number, because the mean of its divisors is an integer number (127787584).

Almost surely, 2^255575167 is an apocalyptic number.

255575167 is a deficient number, since it is larger than the sum of its proper divisors (1).

255575167 is an equidigital number, since it uses as much as digits as its factorization.

255575167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 367500, while the sum is 43.

The square root of 255575167 is about 15986.7184562686. The cubic root of 255575167 is about 634.6089865472.

The spelling of 255575167 in words is "two hundred fifty-five million, five hundred seventy-five thousand, one hundred sixty-seven".