242533455163 has 2 divisors, whose sum is σ = 242533455164. Its totient is φ = 242533455162.

The previous prime is 242533455121. The next prime is 242533455187. The reversal of 242533455163 is 361554335242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242533455163 is a prime.

It is not a weakly prime, because it can be changed into another prime (242533455193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121266727581 + 121266727582.

It is an arithmetic number, because the mean of its divisors is an integer number (121266727582).

Almost surely, 2^242533455163 is an apocalyptic number.

242533455163 is a deficient number, since it is larger than the sum of its proper divisors (1).

242533455163 is an equidigital number, since it uses as much as digits as its factorization.

242533455163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296000, while the sum is 43.

The spelling of 242533455163 in words is "two hundred forty-two billion, five hundred thirty-three million, four hundred fifty-five thousand, one hundred sixty-three".