2323040243 has 2 divisors, whose sum is σ = 2323040244. Its totient is φ = 2323040242.

The previous prime is 2323040233. The next prime is 2323040249. The reversal of 2323040243 is 3420403232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2323040243 - 2⁶ = 2323040179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2323040249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161520121 + 1161520122.

It is an arithmetic number, because the mean of its divisors is an integer number (1161520122).

Almost surely, 2^2323040243 is an apocalyptic number.

2323040243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2323040243 is an equidigital number, since it uses as much as digits as its factorization.

2323040243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 2323040243 is about 48197.9277874060. The cubic root of 2323040243 is about 1324.3992041615.

Adding to 2323040243 its reverse (3420403232), we get a palindrome (5743443475).

The spelling of 2323040243 in words is "two billion, three hundred twenty-three million, forty thousand, two hundred forty-three".