163413227 has 2 divisors, whose sum is σ = 163413228. Its totient is φ = 163413226.

The previous prime is 163413223. The next prime is 163413241. The reversal of 163413227 is 722314361.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (722314361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163413227 - 2² = 163413223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163413227.

It is not a weakly prime, because it can be changed into another prime (163413221) 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, 81706613 + 81706614.

It is an arithmetic number, because the mean of its divisors is an integer number (81706614).

Almost surely, 2^163413227 is an apocalyptic number.

163413227 is a deficient number, since it is larger than the sum of its proper divisors (1).

163413227 is an equidigital number, since it uses as much as digits as its factorization.

163413227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 163413227 is about 12783.3183094219. The cubic root of 163413227 is about 546.7167781166.

Adding to 163413227 its reverse (722314361), we get a palindrome (885727588).

The spelling of 163413227 in words is "one hundred sixty-three million, four hundred thirteen thousand, two hundred twenty-seven".