4131230443 has 2 divisors, whose sum is σ = 4131230444. Its totient is φ = 4131230442.

The previous prime is 4131230419. The next prime is 4131230447. The reversal of 4131230443 is 3440321314.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4131230443 is a prime.

It is not a weakly prime, because it can be changed into another prime (4131230447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065615221 + 2065615222.

It is an arithmetic number, because the mean of its divisors is an integer number (2065615222).

Almost surely, 2^4131230443 is an apocalyptic number.

4131230443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131230443 is an equidigital number, since it uses as much as digits as its factorization.

4131230443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 4131230443 is about 64274.6485249044. The cubic root of 4131230443 is about 1604.5742076936.

Adding to 4131230443 its reverse (3440321314), we get a palindrome (7571551757).

The spelling of 4131230443 in words is "four billion, one hundred thirty-one million, two hundred thirty thousand, four hundred forty-three".