243343010030269 has 2 divisors, whose sum is σ = 243343010030270. Its totient is φ = 243343010030268.

The previous prime is 243343010030251. The next prime is 243343010030411. The reversal of 243343010030269 is 962030010343342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135761763339225 + 107581246691044 = 11651685^2 + 10372138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243343010030269 is a prime.

It is a super-4 number, since 4×243343010030269⁴ (a number of 59 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243343010000269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121671505015134 + 121671505015135.

It is an arithmetic number, because the mean of its divisors is an integer number (121671505015135).

Almost surely, 2^{243343010030269} is an apocalyptic number.

It is an amenable number.

243343010030269 is a deficient number, since it is larger than the sum of its proper divisors (1).

243343010030269 is an equidigital number, since it uses as much as digits as its factorization.

243343010030269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 40.

The spelling of 243343010030269 in words is "two hundred forty-three trillion, three hundred forty-three billion, ten million, thirty thousand, two hundred sixty-nine".