4831323391 has 2 divisors, whose sum is σ = 4831323392. Its totient is φ = 4831323390.

The previous prime is 4831323349. The next prime is 4831323421. The reversal of 4831323391 is 1933231384.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4831323391 - 2⁹ = 4831322879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4831323391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4831323331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2415661695 + 2415661696.

It is an arithmetic number, because the mean of its divisors is an integer number (2415661696).

Almost surely, 2^4831323391 is an apocalyptic number.

4831323391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4831323391 is an equidigital number, since it uses as much as digits as its factorization.

4831323391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 4831323391 is about 69507.7218084437. The cubic root of 4831323391 is about 1690.5267070869.

The spelling of 4831323391 in words is "four billion, eight hundred thirty-one million, three hundred twenty-three thousand, three hundred ninety-one".