4131323243 has 2 divisors, whose sum is σ = 4131323244. Its totient is φ = 4131323242.

The previous prime is 4131323219. The next prime is 4131323263. The reversal of 4131323243 is 3423231314.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4131323243 - 2¹⁰ = 4131322219 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4131323263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065661621 + 2065661622.

It is an arithmetic number, because the mean of its divisors is an integer number (2065661622).

Almost surely, 2^4131323243 is an apocalyptic number.

4131323243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131323243 is an equidigital number, since it uses as much as digits as its factorization.

4131323243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 26.

The square root of 4131323243 is about 64275.3704228922. The cubic root of 4131323243 is about 1604.5862221426.

Adding to 4131323243 its reverse (3423231314), we get a palindrome (7554554557).

The spelling of 4131323243 in words is "four billion, one hundred thirty-one million, three hundred twenty-three thousand, two hundred forty-three".