242403213259 has 2 divisors, whose sum is σ = 242403213260. Its totient is φ = 242403213258.

The previous prime is 242403213233. The next prime is 242403213263. The reversal of 242403213259 is 952312304242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242403213259 - 2¹³ = 242403205067 is a prime.

It is not a weakly prime, because it can be changed into another prime (242403219259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121201606629 + 121201606630.

It is an arithmetic number, because the mean of its divisors is an integer number (121201606630).

Almost surely, 2^242403213259 is an apocalyptic number.

242403213259 is a deficient number, since it is larger than the sum of its proper divisors (1).

242403213259 is an equidigital number, since it uses as much as digits as its factorization.

242403213259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 242403213259 in words is "two hundred forty-two billion, four hundred three million, two hundred thirteen thousand, two hundred fifty-nine".