163255427 has 2 divisors, whose sum is σ = 163255428. Its totient is φ = 163255426.

The previous prime is 163255343. The next prime is 163255447. The reversal of 163255427 is 724552361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163255427 - 2¹² = 163251331 is a prime.

It is not a weakly prime, because it can be changed into another prime (163255447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81627713 + 81627714.

It is an arithmetic number, because the mean of its divisors is an integer number (81627714).

Almost surely, 2^163255427 is an apocalyptic number.

163255427 is a deficient number, since it is larger than the sum of its proper divisors (1).

163255427 is an equidigital number, since it uses as much as digits as its factorization.

163255427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

The square root of 163255427 is about 12777.1447123369. The cubic root of 163255427 is about 546.5407424032.

The spelling of 163255427 in words is "one hundred sixty-three million, two hundred fifty-five thousand, four hundred twenty-seven".