4543522243 has 12 divisors (see below), whose sum is σ = 4924174248. Its totient is φ = 4190384640.

The previous prime is 4543522199. The next prime is 4543522253. The reversal of 4543522243 is 3422253454.

It is a de Polignac number, because none of the positive numbers 2^k-4543522243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4543522199 and 4543522208.

It is not an unprimeable number, because it can be changed into a prime (4543522253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194628 + ... + 216718.

It is an arithmetic number, because the mean of its divisors is an integer number (410347854).

Almost surely, 2^4543522243 is an apocalyptic number.

4543522243 is a deficient number, since it is larger than the sum of its proper divisors (380652005).

4543522243 is a wasteful number, since it uses less digits than its factorization.

4543522243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23334 (or 23321 counting only the distinct ones).

The product of its digits is 115200, while the sum is 34.

The square root of 4543522243 is about 67405.6543844802. The cubic root of 4543522243 is about 1656.2690488888.

Adding to 4543522243 its reverse (3422253454), we get a palindrome (7965775697).

The spelling of 4543522243 in words is "four billion, five hundred forty-three million, five hundred twenty-two thousand, two hundred forty-three".