3243553423 has 4 divisors (see below), whose sum is σ = 3538421928. Its totient is φ = 2948684920.

The previous prime is 3243553409. The next prime is 3243553433.

3243553423 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3243553423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243553433) 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, 147434236 + ... + 147434257.

It is an arithmetic number, because the mean of its divisors is an integer number (884605482).

Almost surely, 2^3243553423 is an apocalyptic number.

3243553423 is a deficient number, since it is larger than the sum of its proper divisors (294868505).

3243553423 is a wasteful number, since it uses less digits than its factorization.

3243553423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294868504.

The product of its digits is 129600, while the sum is 34.

The square root of 3243553423 is about 56952.2029688053. The cubic root of 3243553423 is about 1480.2680034201.

It can be divided in two parts, 32435 and 53423, that added together give a palindrome (85858).

The spelling of 3243553423 in words is "three billion, two hundred forty-three million, five hundred fifty-three thousand, four hundred twenty-three".