11443320413 has 8 divisors (see below), whose sum is σ = 13107211200. Its totient is φ = 9786712320.

The previous prime is 11443320401. The next prime is 11443320443. The reversal of 11443320413 is 31402334411.

It is a happy number.

11443320413 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 not a de Polignac number, because 11443320413 - 2¹² = 11443316317 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 (11443320443) 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, 1817303 + ... + 1823588.

It is an arithmetic number, because the mean of its divisors is an integer number (1638401400).

Almost surely, 2^11443320413 is an apocalyptic number.

It is an amenable number.

11443320413 is a deficient number, since it is larger than the sum of its proper divisors (1663890787).

11443320413 is an equidigital number, since it uses as much as digits as its factorization.

11443320413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3641347.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11443320413 its reverse (31402334411), we get a palindrome (42845654824).

The spelling of 11443320413 in words is "eleven billion, four hundred forty-three million, three hundred twenty thousand, four hundred thirteen".