243323343 has 12 divisors (see below), whose sum is σ = 353018328. Its totient is φ = 161499600.

The previous prime is 243323341. The next prime is 243323351. The reversal of 243323343 is 343323342.

243323343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 243323343 - 2¹ = 243323341 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243323341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57508 + ... + 61593.

It is an arithmetic number, because the mean of its divisors is an integer number (29418194).

Almost surely, 2^243323343 is an apocalyptic number.

243323343 is a deficient number, since it is larger than the sum of its proper divisors (109694985).

243323343 is a wasteful number, since it uses less digits than its factorization.

243323343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119334 (or 119331 counting only the distinct ones).

The product of its digits is 15552, while the sum is 27.

The square root of 243323343 is about 15598.8250519070. The cubic root of 243323343 is about 624.3018063581.

Adding to 243323343 its reverse (343323342), we get a palindrome (586646685).

Subtracting 243323343 from its reverse (343323342), we obtain a palindrome (99999999).

The spelling of 243323343 in words is "two hundred forty-three million, three hundred twenty-three thousand, three hundred forty-three".