163622663 has 2 divisors, whose sum is σ = 163622664. Its totient is φ = 163622662.

The previous prime is 163622639. The next prime is 163622687. The reversal of 163622663 is 366226361.

It is a balanced prime because it is at equal distance from previous prime (163622639) and next prime (163622687).

It is an emirp because it is prime and its reverse (366226361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163622663 - 2¹⁰ = 163621639 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163627663) 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, 81811331 + 81811332.

It is an arithmetic number, because the mean of its divisors is an integer number (81811332).

Almost surely, 2^163622663 is an apocalyptic number.

163622663 is a deficient number, since it is larger than the sum of its proper divisors (1).

163622663 is an equidigital number, since it uses as much as digits as its factorization.

163622663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 35.

The square root of 163622663 is about 12791.5074561210. The cubic root of 163622663 is about 546.9502420685.

The spelling of 163622663 in words is "one hundred sixty-three million, six hundred twenty-two thousand, six hundred sixty-three".