43323134243 has 2 divisors, whose sum is σ = 43323134244. Its totient is φ = 43323134242.

The previous prime is 43323134201. The next prime is 43323134263. The reversal of 43323134243 is 34243132334.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43323134243 - 2²⁴ = 43306357027 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (43323134263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21661567121 + 21661567122.

It is an arithmetic number, because the mean of its divisors is an integer number (21661567122).

Almost surely, 2^43323134243 is an apocalyptic number.

43323134243 is a deficient number, since it is larger than the sum of its proper divisors (1).

43323134243 is an equidigital number, since it uses as much as digits as its factorization.

43323134243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 32.

Adding to 43323134243 its reverse (34243132334), we get a palindrome (77566266577).

The spelling of 43323134243 in words is "forty-three billion, three hundred twenty-three million, one hundred thirty-four thousand, two hundred forty-three".