243343067 has 4 divisors (see below), whose sum is σ = 265465176. Its totient is φ = 221220960.

The previous prime is 243343019. The next prime is 243343069. The reversal of 243343067 is 760343342.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 243343067 - 2⁶ = 243343003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243343069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11061038 + ... + 11061059.

It is an arithmetic number, because the mean of its divisors is an integer number (66366294).

Almost surely, 2^243343067 is an apocalyptic number.

243343067 is a deficient number, since it is larger than the sum of its proper divisors (22122109).

243343067 is a wasteful number, since it uses less digits than its factorization.

243343067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22122108.

The product of its (nonzero) digits is 36288, while the sum is 32.

The square root of 243343067 is about 15599.4572662000. The cubic root of 243343067 is about 624.3186747166.

The spelling of 243343067 in words is "two hundred forty-three million, three hundred forty-three thousand, sixty-seven".