3243533243 has 4 divisors (see below), whose sum is σ = 3246501888. Its totient is φ = 3240564600.

The previous prime is 3243533203. The next prime is 3243533261. The reversal of 3243533243 is 3423353423.

3243533243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3243533243 - 2⁸ = 3243532987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3243533203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1482683 + ... + 1484868.

It is an arithmetic number, because the mean of its divisors is an integer number (811625472).

Almost surely, 2^3243533243 is an apocalyptic number.

3243533243 is a deficient number, since it is larger than the sum of its proper divisors (2968645).

3243533243 is a wasteful number, since it uses less digits than its factorization.

3243533243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2968644.

The product of its digits is 77760, while the sum is 32.

The square root of 3243533243 is about 56952.0258024243. The cubic root of 3243533243 is about 1480.2649335492.

Adding to 3243533243 its reverse (3423353423), we get a palindrome (6666886666).

The spelling of 3243533243 in words is "three billion, two hundred forty-three million, five hundred thirty-three thousand, two hundred forty-three".