3243231473 has 2 divisors, whose sum is σ = 3243231474. Its totient is φ = 3243231472.

The previous prime is 3243231437. The next prime is 3243231521. The reversal of 3243231473 is 3741323423.

3243231473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (3243231437) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2207872144 + 1035359329 = 46988^2 + 32177^2 .

It is an emirp because it is prime and its reverse (3741323423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3243231473 - 2⁸ = 3243231217 is a prime.

It is not a weakly prime, because it can be changed into another prime (3243231073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621615736 + 1621615737.

It is an arithmetic number, because the mean of its divisors is an integer number (1621615737).

Almost surely, 2^3243231473 is an apocalyptic number.

It is an amenable number.

3243231473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243231473 is an equidigital number, since it uses as much as digits as its factorization.

3243231473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 32.

The square root of 3243231473 is about 56949.3764057167. The cubic root of 3243231473 is about 1480.2190254433.

Adding to 3243231473 its reverse (3741323423), we get a palindrome (6984554896).

The spelling of 3243231473 in words is "three billion, two hundred forty-three million, two hundred thirty-one thousand, four hundred seventy-three".