243343327 has 2 divisors, whose sum is σ = 243343328. Its totient is φ = 243343326.

The previous prime is 243343291. The next prime is 243343333. The reversal of 243343327 is 723343342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243343327 - 2²³ = 234954719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243343337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121671663 + 121671664.

It is an arithmetic number, because the mean of its divisors is an integer number (121671664).

Almost surely, 2^243343327 is an apocalyptic number.

243343327 is a deficient number, since it is larger than the sum of its proper divisors (1).

243343327 is an equidigital number, since it uses as much as digits as its factorization.

243343327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 31.

The square root of 243343327 is about 15599.4655998210. The cubic root of 243343327 is about 624.3188970677.

Adding to 243343327 its reverse (723343342), we get a palindrome (966686669).

The spelling of 243343327 in words is "two hundred forty-three million, three hundred forty-three thousand, three hundred twenty-seven".