243332143343 has 2 divisors, whose sum is σ = 243332143344. Its totient is φ = 243332143342.

The previous prime is 243332143331. The next prime is 243332143357. The reversal of 243332143343 is 343341233342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243332143343 - 2¹² = 243332139247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243332143543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121666071671 + 121666071672.

It is an arithmetic number, because the mean of its divisors is an integer number (121666071672).

Almost surely, 2^243332143343 is an apocalyptic number.

243332143343 is a deficient number, since it is larger than the sum of its proper divisors (1).

243332143343 is an equidigital number, since it uses as much as digits as its factorization.

243332143343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 35.

Adding to 243332143343 its reverse (343341233342), we get a palindrome (586673376685).

The spelling of 243332143343 in words is "two hundred forty-three billion, three hundred thirty-two million, one hundred forty-three thousand, three hundred forty-three".