2541443 has 6 divisors (see below), whose sum is σ = 2587572. Its totient is φ = 2496120.

The previous prime is 2541439. The next prime is 2541457. The reversal of 2541443 is 3441452.

2541443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2541443 - 2² = 2541439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2541433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3380 + ... + 4062.

It is an arithmetic number, because the mean of its divisors is an integer number (431262).

2^2541443 is an apocalyptic number.

2541443 is a deficient number, since it is larger than the sum of its proper divisors (46129).

2541443 is an frugal number, since it uses more digits than its factorization.

2541443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805 (or 744 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 2541443 is about 1594.1903901354. The cubic root of 2541443 is about 136.4667319087.

Adding to 2541443 its reverse (3441452), we get a palindrome (5982895).

Subtracting 2541443 from its reverse (3441452), we obtain a palindrome (900009).

The spelling of 2541443 in words is "two million, five hundred forty-one thousand, four hundred forty-three".