242029318717 has 2 divisors, whose sum is σ = 242029318718. Its totient is φ = 242029318716.

The previous prime is 242029318703. The next prime is 242029318723. The reversal of 242029318717 is 717813920242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229576097881 + 12453220836 = 479141^2 + 111594^2 .

It is a cyclic number.

It is not a de Polignac number, because 242029318717 - 2⁷ = 242029318589 is a prime.

It is a super-2 number, since 2×242029318717² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242029318117) 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, 121014659358 + 121014659359.

It is an arithmetic number, because the mean of its divisors is an integer number (121014659359).

Almost surely, 2^242029318717 is an apocalyptic number.

It is an amenable number.

242029318717 is a deficient number, since it is larger than the sum of its proper divisors (1).

242029318717 is an equidigital number, since it uses as much as digits as its factorization.

242029318717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 242029318717 in words is "two hundred forty-two billion, twenty-nine million, three hundred eighteen thousand, seven hundred seventeen".