163342559 has 2 divisors, whose sum is σ = 163342560. Its totient is φ = 163342558.

The previous prime is 163342549. The next prime is 163342561. The reversal of 163342559 is 955243361.

It is a strong prime.

It is an emirp because it is prime and its reverse (955243361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163342559 - 2⁸ = 163342303 is a prime.

Together with 163342561, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163342549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81671279 + 81671280.

It is an arithmetic number, because the mean of its divisors is an integer number (81671280).

Almost surely, 2^163342559 is an apocalyptic number.

163342559 is a deficient number, since it is larger than the sum of its proper divisors (1).

163342559 is an equidigital number, since it uses as much as digits as its factorization.

163342559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 38.

The square root of 163342559 is about 12780.5539394817. The cubic root of 163342559 is about 546.6379575858.

The spelling of 163342559 in words is "one hundred sixty-three million, three hundred forty-two thousand, five hundred fifty-nine".