2312040043 has 2 divisors, whose sum is σ = 2312040044. Its totient is φ = 2312040042.

The previous prime is 2312040019. The next prime is 2312040067. The reversal of 2312040043 is 3400402132.

It is a balanced prime because it is at equal distance from previous prime (2312040019) and next prime (2312040067).

It is a cyclic number.

It is not a de Polignac number, because 2312040043 - 2⁵ = 2312040011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2312040043.

It is not a weakly prime, because it can be changed into another prime (2312040083) 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, 1156020021 + 1156020022.

It is an arithmetic number, because the mean of its divisors is an integer number (1156020022).

Almost surely, 2^2312040043 is an apocalyptic number.

2312040043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312040043 is an equidigital number, since it uses as much as digits as its factorization.

2312040043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2312040043 is about 48083.6775111888. The cubic root of 2312040043 is about 1322.3054375534.

Adding to 2312040043 its reverse (3400402132), we get a palindrome (5712442175).

The spelling of 2312040043 in words is "two billion, three hundred twelve million, forty thousand, forty-three".