11324543 has 2 divisors, whose sum is σ = 11324544. Its totient is φ = 11324542.

The previous prime is 11324539. The next prime is 11324549. The reversal of 11324543 is 34542311.

It is a weak prime.

It is an emirp because it is prime and its reverse (34542311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11324543 - 2² = 11324539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11324549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5662271 + 5662272.

It is an arithmetic number, because the mean of its divisors is an integer number (5662272).

Almost surely, 2^11324543 is an apocalyptic number.

11324543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11324543 is an equidigital number, since it uses as much as digits as its factorization.

11324543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 11324543 is about 3365.1958338260. The cubic root of 11324543 is about 224.5640480417.

Adding to 11324543 its reverse (34542311), we get a palindrome (45866854).

The spelling of 11324543 in words is "eleven million, three hundred twenty-four thousand, five hundred forty-three".