11843421038 has 8 divisors (see below), whose sum is σ = 17990006880. Its totient is φ = 5846752080.

The previous prime is 11843421019. The next prime is 11843421049. The reversal of 11843421038 is 83012434811.

11843421038 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 junction number, because it is equal to n+sod(n) for n = 11843420989 and 11843421007.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 37479023 + ... + 37479338.

It is an arithmetic number, because the mean of its divisors is an integer number (2248750860).

Almost surely, 2^11843421038 is an apocalyptic number.

11843421038 is a deficient number, since it is larger than the sum of its proper divisors (6146585842).

11843421038 is an equidigital number, since it uses as much as digits as its factorization.

11843421038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74958442.

The product of its (nonzero) digits is 18432, while the sum is 35.

Adding to 11843421038 its reverse (83012434811), we get a palindrome (94855855849).

The spelling of 11843421038 in words is "eleven billion, eight hundred forty-three million, four hundred twenty-one thousand, thirty-eight".