2331340043 has 2 divisors, whose sum is σ = 2331340044. Its totient is φ = 2331340042.

The previous prime is 2331339979. The next prime is 2331340049. The reversal of 2331340043 is 3400431332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331340043 - 2⁶ = 2331339979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2331340049) 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, 1165670021 + 1165670022.

It is an arithmetic number, because the mean of its divisors is an integer number (1165670022).

Almost surely, 2^2331340043 is an apocalyptic number.

2331340043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331340043 is an equidigital number, since it uses as much as digits as its factorization.

2331340043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 2331340043 is about 48283.9522305289. The cubic root of 2331340043 is about 1325.9746085437.

Adding to 2331340043 its reverse (3400431332), we get a palindrome (5731771375).

The spelling of 2331340043 in words is "two billion, three hundred thirty-one million, three hundred forty thousand, forty-three".