11243321441 has 8 divisors (see below), whose sum is σ = 12310704768. Its totient is φ = 10183482000.

The previous prime is 11243321437. The next prime is 11243321471. The reversal of 11243321441 is 14412334211.

11243321441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11243321441 - 2² = 11243321437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11243321441.

It is not an unprimeable number, because it can be changed into a prime (11243321471) 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 in 7 ways as a sum of consecutive naturals, for example, 1882850 + ... + 1888811.

It is an arithmetic number, because the mean of its divisors is an integer number (1538838096).

Almost surely, 2^11243321441 is an apocalyptic number.

11243321441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11243321441 is a deficient number, since it is larger than the sum of its proper divisors (1067383327).

11243321441 is a wasteful number, since it uses less digits than its factorization.

11243321441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771943.

The product of its digits is 2304, while the sum is 26.

Adding to 11243321441 its reverse (14412334211), we get a palindrome (25655655652).

The spelling of 11243321441 in words is "eleven billion, two hundred forty-three million, three hundred twenty-one thousand, four hundred forty-one".