2103423443 has 8 divisors (see below), whose sum is σ = 2415414720. Its totient is φ = 1811560680.

The previous prime is 2103423437. The next prime is 2103423457. The reversal of 2103423443 is 3443243012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103423443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103423473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5031905 + ... + 5032322.

It is an arithmetic number, because the mean of its divisors is an integer number (301926840).

Almost surely, 2^2103423443 is an apocalyptic number.

2103423443 is a deficient number, since it is larger than the sum of its proper divisors (311991277).

2103423443 is a wasteful number, since it uses less digits than its factorization.

2103423443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10064257.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 2103423443 is about 45863.0945641482. The cubic root of 2103423443 is about 1281.2746585839.

Adding to 2103423443 its reverse (3443243012), we get a palindrome (5546666455).

The spelling of 2103423443 in words is "two billion, one hundred three million, four hundred twenty-three thousand, four hundred forty-three".