4547432243 has 4 divisors (see below), whose sum is σ = 4554999288. Its totient is φ = 4539865200.

The previous prime is 4547432161. The next prime is 4547432251. The reversal of 4547432243 is 3422347454.

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

It is a cyclic number.

It is not a de Polignac number, because 4547432243 - 2²⁴ = 4530655027 is a prime.

It is a super-2 number, since 2×4547432243² = 41358280009352022098, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4547432197 and 4547432206.

It is not an unprimeable number, because it can be changed into a prime (4547432443) 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, 3782621 + ... + 3783822.

It is an arithmetic number, because the mean of its divisors is an integer number (1138749822).

Almost surely, 2^4547432243 is an apocalyptic number.

4547432243 is a deficient number, since it is larger than the sum of its proper divisors (7567045).

4547432243 is an equidigital number, since it uses as much as digits as its factorization.

4547432243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7567044.

The product of its digits is 322560, while the sum is 38.

The square root of 4547432243 is about 67434.6516488370. The cubic root of 4547432243 is about 1656.7440221837.

Adding to 4547432243 its reverse (3422347454), we get a palindrome (7969779697).

The spelling of 4547432243 in words is "four billion, five hundred forty-seven million, four hundred thirty-two thousand, two hundred forty-three".