243342230969 has 2 divisors, whose sum is σ = 243342230970. Its totient is φ = 243342230968.

The previous prime is 243342230951. The next prime is 243342231007. The reversal of 243342230969 is 969032243342.

243342230969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146450105344 + 96892125625 = 382688^2 + 311275^2 .

It is a cyclic number.

It is not a de Polignac number, because 243342230969 - 2¹² = 243342226873 is a prime.

It is a super-2 number, since 2×243342230969² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (243342230669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121671115484 + 121671115485.

It is an arithmetic number, because the mean of its divisors is an integer number (121671115485).

Almost surely, 2^243342230969 is an apocalyptic number.

It is an amenable number.

243342230969 is a deficient number, since it is larger than the sum of its proper divisors (1).

243342230969 is an equidigital number, since it uses as much as digits as its factorization.

243342230969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 47.

The spelling of 243342230969 in words is "two hundred forty-three billion, three hundred forty-two million, two hundred thirty thousand, nine hundred sixty-nine".