243352213045027 has 2 divisors, whose sum is σ = 243352213045028. Its totient is φ = 243352213045026.

The previous prime is 243352213045009. The next prime is 243352213045063. The reversal of 243352213045027 is 720540312253342.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243352213045027 is a prime.

It is not a weakly prime, because it can be changed into another prime (243352214045027) 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, 121676106522513 + 121676106522514.

It is an arithmetic number, because the mean of its divisors is an integer number (121676106522514).

Almost surely, 2^{243352213045027} is an apocalyptic number.

243352213045027 is a deficient number, since it is larger than the sum of its proper divisors (1).

243352213045027 is an equidigital number, since it uses as much as digits as its factorization.

243352213045027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 43.

Adding to 243352213045027 its reverse (720540312253342), we get a palindrome (963892525298369).

The spelling of 243352213045027 in words is "two hundred forty-three trillion, three hundred fifty-two billion, two hundred thirteen million, forty-five thousand, twenty-seven".