11340340443 has 10 divisors (see below), whose sum is σ = 16940508684. Its totient is φ = 7560226908.

The previous prime is 11340340441. The next prime is 11340340477. The reversal of 11340340443 is 34404304311.

It is not a de Polignac number, because 11340340443 - 2¹ = 11340340441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11340340441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 70002021 + ... + 70002182.

Almost surely, 2^11340340443 is an apocalyptic number.

11340340443 is a deficient number, since it is larger than the sum of its proper divisors (5600168241).

11340340443 is an equidigital number, since it uses as much as digits as its factorization.

11340340443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140004215 (or 140004206 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 11340340443 its reverse (34404304311), we get a palindrome (45744644754).

The spelling of 11340340443 in words is "eleven billion, three hundred forty million, three hundred forty thousand, four hundred forty-three".