11453340443 has 2 divisors, whose sum is σ = 11453340444. Its totient is φ = 11453340442.

The previous prime is 11453340421. The next prime is 11453340463. The reversal of 11453340443 is 34404335411.

11453340443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11453340443 - 2¹⁴ = 11453324059 is a prime.

It is not a weakly prime, because it can be changed into another prime (11453340413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5726670221 + 5726670222.

It is an arithmetic number, because the mean of its divisors is an integer number (5726670222).

Almost surely, 2^11453340443 is an apocalyptic number.

11453340443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11453340443 is an equidigital number, since it uses as much as digits as its factorization.

11453340443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 11453340443 its reverse (34404335411), we get a palindrome (45857675854).

The spelling of 11453340443 in words is "eleven billion, four hundred fifty-three million, three hundred forty thousand, four hundred forty-three".