9724543 has 2 divisors, whose sum is σ = 9724544. Its totient is φ = 9724542.

The previous prime is 9724531. The next prime is 9724553. The reversal of 9724543 is 3454279.

It is a strong prime.

It is an emirp because it is prime and its reverse (3454279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9724543 - 2¹³ = 9716351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9724499 and 9724508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9724553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4862271 + 4862272.

It is an arithmetic number, because the mean of its divisors is an integer number (4862272).

Almost surely, 2^9724543 is an apocalyptic number.

9724543 is a deficient number, since it is larger than the sum of its proper divisors (1).

9724543 is an equidigital number, since it uses as much as digits as its factorization.

9724543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 9724543 is about 3118.4199524759. The cubic root of 9724543 is about 213.4468419925.

The spelling of 9724543 in words is "nine million, seven hundred twenty-four thousand, five hundred forty-three".