11124420443 has 2 divisors, whose sum is σ = 11124420444. Its totient is φ = 11124420442.

The previous prime is 11124420403. The next prime is 11124420457. The reversal of 11124420443 is 34402442111.

It is a strong prime.

It is an emirp because it is prime and its reverse (34402442111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11124420443 - 2¹⁶ = 11124354907 is a prime.

It is not a weakly prime, because it can be changed into another prime (11124420403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562210221 + 5562210222.

It is an arithmetic number, because the mean of its divisors is an integer number (5562210222).

Almost surely, 2^11124420443 is an apocalyptic number.

11124420443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124420443 is an equidigital number, since it uses as much as digits as its factorization.

11124420443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 11124420443 its reverse (34402442111), we get a palindrome (45526862554).

The spelling of 11124420443 in words is "eleven billion, one hundred twenty-four million, four hundred twenty thousand, four hundred forty-three".