11040340121443 has 16 divisors (see below), whose sum is σ = 11128450750560. Its totient is φ = 10952647372800.

The previous prime is 11040340121311. The next prime is 11040340121479. The reversal of 11040340121443 is 34412104304011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11040340121443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11040340121743) 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, 78207003 + ... + 78348043.

It is an arithmetic number, because the mean of its divisors is an integer number (695528171910).

Almost surely, 2^{11040340121443} is an apocalyptic number.

11040340121443 is a deficient number, since it is larger than the sum of its proper divisors (88110629117).

11040340121443 is a wasteful number, since it uses less digits than its factorization.

11040340121443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142518.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11040340121443 its reverse (34412104304011), we get a palindrome (45452444425454).

The spelling of 11040340121443 in words is "eleven trillion, forty billion, three hundred forty million, one hundred twenty-one thousand, four hundred forty-three".