4543234439 has 2 divisors, whose sum is σ = 4543234440. Its totient is φ = 4543234438.

The previous prime is 4543234429. The next prime is 4543234441. The reversal of 4543234439 is 9344323454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4543234439 - 2²⁴ = 4526457223 is a prime.

Together with 4543234441, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4543234396 and 4543234405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4543234429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271617219 + 2271617220.

It is an arithmetic number, because the mean of its divisors is an integer number (2271617220).

Almost surely, 2^4543234439 is an apocalyptic number.

4543234439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4543234439 is an equidigital number, since it uses as much as digits as its factorization.

4543234439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 41.

The square root of 4543234439 is about 67403.5194852613. The cubic root of 4543234439 is about 1656.2340766875.

The spelling of 4543234439 in words is "four billion, five hundred forty-three million, two hundred thirty-four thousand, four hundred thirty-nine".