11043243443 has 16 divisors (see below), whose sum is σ = 11640558240. Its totient is φ = 10465272576.

The previous prime is 11043243377. The next prime is 11043243473. The reversal of 11043243443 is 34434234011.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11043243443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11043243473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195605 + ... + 245657.

It is an arithmetic number, because the mean of its divisors is an integer number (727534890).

Almost surely, 2^11043243443 is an apocalyptic number.

11043243443 is a deficient number, since it is larger than the sum of its proper divisors (597314797).

11043243443 is an equidigital number, since it uses as much as digits as its factorization.

11043243443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50246.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 11043243443 its reverse (34434234011), we get a palindrome (45477477454).

The spelling of 11043243443 in words is "eleven billion, forty-three million, two hundred forty-three thousand, four hundred forty-three".