242303651797 has 2 divisors, whose sum is σ = 242303651798. Its totient is φ = 242303651796.

The previous prime is 242303651783. The next prime is 242303651873. The reversal of 242303651797 is 797156303242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241866256401 + 437395396 = 491799^2 + 20914^2 .

It is a cyclic number.

It is not a de Polignac number, because 242303651797 - 2¹⁵ = 242303619029 is a prime.

It is a super-2 number, since 2×242303651797² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242303651797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242303651747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121151825898 + 121151825899.

It is an arithmetic number, because the mean of its divisors is an integer number (121151825899).

Almost surely, 2^242303651797 is an apocalyptic number.

It is an amenable number.

242303651797 is a deficient number, since it is larger than the sum of its proper divisors (1).

242303651797 is an equidigital number, since it uses as much as digits as its factorization.

242303651797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 242303651797 in words is "two hundred forty-two billion, three hundred three million, six hundred fifty-one thousand, seven hundred ninety-seven".