255028171 has 2 divisors, whose sum is σ = 255028172. Its totient is φ = 255028170.

The previous prime is 255028153. The next prime is 255028177. The reversal of 255028171 is 171820552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255028171 - 2⁷ = 255028043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255028177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127514085 + 127514086.

It is an arithmetic number, because the mean of its divisors is an integer number (127514086).

Almost surely, 2^255028171 is an apocalyptic number.

255028171 is a deficient number, since it is larger than the sum of its proper divisors (1).

255028171 is an equidigital number, since it uses as much as digits as its factorization.

255028171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 255028171 is about 15969.6014665364. The cubic root of 255028171 is about 634.1559215069.

The spelling of 255028171 in words is "two hundred fifty-five million, twenty-eight thousand, one hundred seventy-one".