4331312663 has 2 divisors, whose sum is σ = 4331312664. Its totient is φ = 4331312662.

The previous prime is 4331312651. The next prime is 4331312669. The reversal of 4331312663 is 3662131334.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4331312663 - 2⁴ = 4331312647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4331312669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2165656331 + 2165656332.

It is an arithmetic number, because the mean of its divisors is an integer number (2165656332).

Almost surely, 2^4331312663 is an apocalyptic number.

4331312663 is a deficient number, since it is larger than the sum of its proper divisors (1).

4331312663 is an equidigital number, since it uses as much as digits as its factorization.

4331312663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 32.

The square root of 4331312663 is about 65812.7089778259. The cubic root of 4331312663 is about 1630.0709647049.

Adding to 4331312663 its reverse (3662131334), we get a palindrome (7993443997).

The spelling of 4331312663 in words is "four billion, three hundred thirty-one million, three hundred twelve thousand, six hundred sixty-three".