2104344443 has 4 divisors (see below), whose sum is σ = 2104993800. Its totient is φ = 2103695088.

The previous prime is 2104344413. The next prime is 2104344461. The reversal of 2104344443 is 3444434012.

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 2104344443 - 2²⁰ = 2103295867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104344413) 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, 319793 + ... + 326306.

It is an arithmetic number, because the mean of its divisors is an integer number (526248450).

Almost surely, 2^2104344443 is an apocalyptic number.

2104344443 is a deficient number, since it is larger than the sum of its proper divisors (649357).

2104344443 is an equidigital number, since it uses as much as digits as its factorization.

2104344443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649356.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 2104344443 is about 45873.1342181892. The cubic root of 2104344443 is about 1281.4616365911.

Adding to 2104344443 its reverse (3444434012), we get a palindrome (5548778455).

The spelling of 2104344443 in words is "two billion, one hundred four million, three hundred forty-four thousand, four hundred forty-three".