4532543 has 4 divisors (see below), whose sum is σ = 4572768. Its totient is φ = 4492320.

The previous prime is 4532531. The next prime is 4532581. The reversal of 4532543 is 3452354.

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 4532543 - 2⁴ = 4532527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4532513) 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, 19943 + ... + 20168.

It is an arithmetic number, because the mean of its divisors is an integer number (1143192).

Almost surely, 2^4532543 is an apocalyptic number.

4532543 is a deficient number, since it is larger than the sum of its proper divisors (40225).

4532543 is a wasteful number, since it uses less digits than its factorization.

4532543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40224.

The product of its digits is 7200, while the sum is 26.

The square root of 4532543 is about 2128.9769843754. The cubic root of 4532543 is about 165.4933869812.

Adding to 4532543 its reverse (3452354), we get a palindrome (7984897).

The spelling of 4532543 in words is "four million, five hundred thirty-two thousand, five hundred forty-three".