11903094443 has 4 divisors (see below), whose sum is σ = 11925097008. Its totient is φ = 11881091880.

The previous prime is 11903094439. The next prime is 11903094449. The reversal of 11903094443 is 34449030911.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11903094443 - 2² = 11903094439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11903094397 and 11903094406.

It is not an unprimeable number, because it can be changed into a prime (11903094449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11000471 + ... + 11001552.

It is an arithmetic number, because the mean of its divisors is an integer number (2981274252).

Almost surely, 2^11903094443 is an apocalyptic number.

11903094443 is a deficient number, since it is larger than the sum of its proper divisors (22002565).

11903094443 is an equidigital number, since it uses as much as digits as its factorization.

11903094443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22002564.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 11903094443 in words is "eleven billion, nine hundred three million, ninety-four thousand, four hundred forty-three".