242153042983 has 2 divisors, whose sum is σ = 242153042984. Its totient is φ = 242153042982.

The previous prime is 242153042977. The next prime is 242153043007. The reversal of 242153042983 is 389240351242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242153042983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242163042983) 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, 121076521491 + 121076521492.

It is an arithmetic number, because the mean of its divisors is an integer number (121076521492).

Almost surely, 2^242153042983 is an apocalyptic number.

242153042983 is a deficient number, since it is larger than the sum of its proper divisors (1).

242153042983 is an equidigital number, since it uses as much as digits as its factorization.

242153042983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 242153042983 in words is "two hundred forty-two billion, one hundred fifty-three million, forty-two thousand, nine hundred eighty-three".