43243343009 has 8 divisors (see below), whose sum is σ = 43404424128. Its totient is φ = 43082403760.

The previous prime is 43243342997. The next prime is 43243343041. The reversal of 43243343009 is 90034334234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43243343009 - 2¹² = 43243338913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43243343009.

It is not an unprimeable number, because it can be changed into a prime (43243343089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596099 + ... + 664695.

It is an arithmetic number, because the mean of its divisors is an integer number (5425553016).

Almost surely, 2^43243343009 is an apocalyptic number.

It is an amenable number.

43243343009 is a deficient number, since it is larger than the sum of its proper divisors (161081119).

43243343009 is a wasteful number, since it uses less digits than its factorization.

43243343009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70935.

The product of its (nonzero) digits is 93312, while the sum is 35.

The spelling of 43243343009 in words is "forty-three billion, two hundred forty-three million, three hundred forty-three thousand, nine".