4243020303 has 8 divisors (see below), whose sum is σ = 5666502400. Its totient is φ = 2824109208.

The previous prime is 4243020277. The next prime is 4243020307. The reversal of 4243020303 is 3030203424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4243020303 - 2⁶ = 4243020239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4243020303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243020307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140583 + ... + 1144296.

It is an arithmetic number, because the mean of its divisors is an integer number (708312800).

Almost surely, 2^4243020303 is an apocalyptic number.

4243020303 is a deficient number, since it is larger than the sum of its proper divisors (1423482097).

4243020303 is a wasteful number, since it uses less digits than its factorization.

4243020303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285501.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 4243020303 is about 65138.4702230564. The cubic root of 4243020303 is about 1618.9186889434.

Adding to 4243020303 its reverse (3030203424), we get a palindrome (7273223727).

The spelling of 4243020303 in words is "four billion, two hundred forty-three million, twenty thousand, three hundred three".