11321412343 has 4 divisors (see below), whose sum is σ = 11464721440. Its totient is φ = 11178103248.

The previous prime is 11321412331. The next prime is 11321412353. The reversal of 11321412343 is 34321412311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34321412311 = 21911 ⋅1566401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11321412343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321412353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71654430 + ... + 71654587.

It is an arithmetic number, because the mean of its divisors is an integer number (2866180360).

Almost surely, 2^11321412343 is an apocalyptic number.

11321412343 is a deficient number, since it is larger than the sum of its proper divisors (143309097).

11321412343 is an equidigital number, since it uses as much as digits as its factorization.

11321412343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143309096.

The product of its digits is 1728, while the sum is 25.

Adding to 11321412343 its reverse (34321412311), we get a palindrome (45642824654).

The spelling of 11321412343 in words is "eleven billion, three hundred twenty-one million, four hundred twelve thousand, three hundred forty-three".