2141443 has 4 divisors (see below), whose sum is σ = 2191288. Its totient is φ = 2091600.

The previous prime is 2141437. The next prime is 2141459. The reversal of 2141443 is 3441412.

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 2141443 - 2¹³ = 2133251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2141443.

It is not an unprimeable number, because it can be changed into a prime (2141413) 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, 24858 + ... + 24943.

It is an arithmetic number, because the mean of its divisors is an integer number (547822).

2^2141443 is an apocalyptic number.

2141443 is a deficient number, since it is larger than the sum of its proper divisors (49845).

2141443 is an equidigital number, since it uses as much as digits as its factorization.

2141443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49844.

The product of its digits is 384, while the sum is 19.

The square root of 2141443 is about 1463.3670079649. The cubic root of 2141443 is about 128.8948324592.

Adding to 2141443 its reverse (3441412), we get a palindrome (5582855).

The spelling of 2141443 in words is "two million, one hundred forty-one thousand, four hundred forty-three".