3243623441 has 2 divisors, whose sum is σ = 3243623442. Its totient is φ = 3243623440.

The previous prime is 3243623419. The next prime is 3243623459. The reversal of 3243623441 is 1443263423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3194623441 + 49000000 = 56521^2 + 7000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3243623441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3243623398 and 3243623407.

It is not a weakly prime, because it can be changed into another prime (3243623401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621811720 + 1621811721.

It is an arithmetic number, because the mean of its divisors is an integer number (1621811721).

Almost surely, 2^3243623441 is an apocalyptic number.

It is an amenable number.

3243623441 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243623441 is an equidigital number, since it uses as much as digits as its factorization.

3243623441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 32.

The square root of 3243623441 is about 56952.8176739308. The cubic root of 3243623441 is about 1480.2786547692.

Adding to 3243623441 its reverse (1443263423), we get a palindrome (4686886864).

The spelling of 3243623441 in words is "three billion, two hundred forty-three million, six hundred twenty-three thousand, four hundred forty-one".