3243011303 has 4 divisors (see below), whose sum is σ = 3706298640. Its totient is φ = 2779723968.

The previous prime is 3243011269. The next prime is 3243011389. The reversal of 3243011303 is 3031103423.

3243011303 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 not a de Polignac number, because 3243011303 - 2²⁰ = 3241962727 is a prime.

It is a super-2 number, since 2×3243011303² = 21034244622771515618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243011003) 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, 231643658 + ... + 231643671.

It is an arithmetic number, because the mean of its divisors is an integer number (926574660).

Almost surely, 2^3243011303 is an apocalyptic number.

3243011303 is a deficient number, since it is larger than the sum of its proper divisors (463287337).

3243011303 is an equidigital number, since it uses as much as digits as its factorization.

3243011303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463287336.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3243011303 is about 56947.4433403292. The cubic root of 3243011303 is about 1480.1855293042.

Adding to 3243011303 its reverse (3031103423), we get a palindrome (6274114726).

The spelling of 3243011303 in words is "three billion, two hundred forty-three million, eleven thousand, three hundred three".