242304163 has 2 divisors, whose sum is σ = 242304164. Its totient is φ = 242304162.

The previous prime is 242304133. The next prime is 242304173. The reversal of 242304163 is 361403242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242304163 is a prime.

It is a super-2 number, since 2×242304163² = 117422614814261138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (242304133) 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, 121152081 + 121152082.

It is an arithmetic number, because the mean of its divisors is an integer number (121152082).

Almost surely, 2^242304163 is an apocalyptic number.

242304163 is a deficient number, since it is larger than the sum of its proper divisors (1).

242304163 is an equidigital number, since it uses as much as digits as its factorization.

242304163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 242304163 is about 15566.1222852707. The cubic root of 242304163 is about 623.4289399013.

The spelling of 242304163 in words is "two hundred forty-two million, three hundred four thousand, one hundred sixty-three".