11240030543 has 16 divisors (see below), whose sum is σ = 12888545280. Its totient is φ = 9602270496.

The previous prime is 11240030521. The next prime is 11240030591. The reversal of 11240030543 is 34503004211.

It is a de Polignac number, because none of the positive numbers 2^k-11240030543 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 (11240030513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3663296 + ... + 3666362.

It is an arithmetic number, because the mean of its divisors is an integer number (805534080).

Almost surely, 2^11240030543 is an apocalyptic number.

11240030543 is a deficient number, since it is larger than the sum of its proper divisors (1648514737).

11240030543 is a wasteful number, since it uses less digits than its factorization.

11240030543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646.

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

Adding to 11240030543 its reverse (34503004211), we get a palindrome (45743034754).

The spelling of 11240030543 in words is "eleven billion, two hundred forty million, thirty thousand, five hundred forty-three".