3243605353 has 4 divisors (see below), whose sum is σ = 3304805508. Its totient is φ = 3182405200.

The previous prime is 3243605327. The next prime is 3243605359. The reversal of 3243605353 is 3535063423.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1865116969 + 1378488384 = 43187^2 + 37128^2 .

It is a cyclic number.

It is not a de Polignac number, because 3243605353 - 2¹⁷ = 3243474281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3243605359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30599998 + ... + 30600103.

It is an arithmetic number, because the mean of its divisors is an integer number (826201377).

Almost surely, 2^3243605353 is an apocalyptic number.

It is an amenable number.

3243605353 is a deficient number, since it is larger than the sum of its proper divisors (61200155).

3243605353 is an equidigital number, since it uses as much as digits as its factorization.

3243605353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61200154.

The product of its (nonzero) digits is 97200, while the sum is 34.

The square root of 3243605353 is about 56952.6588755960. The cubic root of 3243605353 is about 1480.2759031828.

Adding to 3243605353 its reverse (3535063423), we get a palindrome (6778668776).

The spelling of 3243605353 in words is "three billion, two hundred forty-three million, six hundred five thousand, three hundred fifty-three".