163242199 has 2 divisors, whose sum is σ = 163242200. Its totient is φ = 163242198.

The previous prime is 163242181. The next prime is 163242221. The reversal of 163242199 is 991242361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163242199 - 2⁷ = 163242071 is a prime.

It is equal to p_9145927 and since 163242199 and 9145927 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163242119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81621099 + 81621100.

It is an arithmetic number, because the mean of its divisors is an integer number (81621100).

Almost surely, 2^163242199 is an apocalyptic number.

163242199 is a deficient number, since it is larger than the sum of its proper divisors (1).

163242199 is an equidigital number, since it uses as much as digits as its factorization.

163242199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 163242199 is about 12776.6270588133. The cubic root of 163242199 is about 546.5259805944.

The spelling of 163242199 in words is "one hundred sixty-three million, two hundred forty-two thousand, one hundred ninety-nine".