242541303145259 has 2 divisors, whose sum is σ = 242541303145260. Its totient is φ = 242541303145258.

The previous prime is 242541303145213. The next prime is 242541303145313. The reversal of 242541303145259 is 952541303145242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242541303145259 - 2²⁸ = 242541034709803 is a prime.

It is not a weakly prime, because it can be changed into another prime (242541303141259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121270651572629 + 121270651572630.

It is an arithmetic number, because the mean of its divisors is an integer number (121270651572630).

Almost surely, 2^{242541303145259} is an apocalyptic number.

242541303145259 is a deficient number, since it is larger than the sum of its proper divisors (1).

242541303145259 is an equidigital number, since it uses as much as digits as its factorization.

242541303145259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184000, while the sum is 50.

The spelling of 242541303145259 in words is "two hundred forty-two trillion, five hundred forty-one billion, three hundred three million, one hundred forty-five thousand, two hundred fifty-nine".