242431345259 has 2 divisors, whose sum is σ = 242431345260. Its totient is φ = 242431345258.

The previous prime is 242431345159. The next prime is 242431345267. The reversal of 242431345259 is 952543134242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242431345259 - 2²⁸ = 242162909803 is a prime.

It is not a weakly prime, because it can be changed into another prime (242431345159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121215672629 + 121215672630.

It is an arithmetic number, because the mean of its divisors is an integer number (121215672630).

Almost surely, 2^242431345259 is an apocalyptic number.

242431345259 is a deficient number, since it is larger than the sum of its proper divisors (1).

242431345259 is an equidigital number, since it uses as much as digits as its factorization.

242431345259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 44.

The spelling of 242431345259 in words is "two hundred forty-two billion, four hundred thirty-one million, three hundred forty-five thousand, two hundred fifty-nine".