2119443 has 4 divisors (see below), whose sum is σ = 2825928. Its totient is φ = 1412960.

The previous prime is 2119433. The next prime is 2119463. The reversal of 2119443 is 3449112.

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 2119443 - 2⁶ = 2119379 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2119433) 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, 353238 + ... + 353243.

It is an arithmetic number, because the mean of its divisors is an integer number (706482).

2^2119443 is an apocalyptic number.

2119443 is a deficient number, since it is larger than the sum of its proper divisors (706485).

2119443 is an equidigital number, since it uses as much as digits as its factorization.

2119443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706484.

The product of its digits is 864, while the sum is 24.

The square root of 2119443 is about 1455.8306907055. The cubic root of 2119443 is about 128.4519141595.

The spelling of 2119443 in words is "two million, one hundred nineteen thousand, four hundred forty-three".