2104443423 has 24 divisors (see below), whose sum is σ = 3155687808. Its totient is φ = 1401470424.

The previous prime is 2104443403. The next prime is 2104443431. The reversal of 2104443423 is 3243444012.

It is a happy number.

2104443423 is a `hidden beast` number, since 210 + 4 + 443 + 4 + 2 + 3 = 666.

It is not a de Polignac number, because 2104443423 - 2¹⁶ = 2104377887 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104443403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 254236 + ... + 262382.

It is an arithmetic number, because the mean of its divisors is an integer number (131486992).

Almost surely, 2^2104443423 is an apocalyptic number.

2104443423 is a deficient number, since it is larger than the sum of its proper divisors (1051244385).

2104443423 is an equidigital number, since it uses as much as digits as its factorization.

2104443423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9225 (or 9213 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 2104443423 is about 45874.2130504710. The cubic root of 2104443423 is about 1281.4817278970.

Adding to 2104443423 its reverse (3243444012), we get a palindrome (5347887435).

The spelling of 2104443423 in words is "two billion, one hundred four million, four hundred forty-three thousand, four hundred twenty-three".