2054443 has 2 divisors, whose sum is σ = 2054444. Its totient is φ = 2054442.

The previous prime is 2054369. The next prime is 2054449. The reversal of 2054443 is 3444502.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2054443 is a prime.

It is not a weakly prime, because it can be changed into another prime (2054449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027221 + 1027222.

It is an arithmetic number, because the mean of its divisors is an integer number (1027222).

2^2054443 is an apocalyptic number.

2054443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054443 is an equidigital number, since it uses as much as digits as its factorization.

2054443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2054443 is about 1433.3328294573. The cubic root of 2054443 is about 127.1251169482.

Adding to 2054443 its reverse (3444502), we get a palindrome (5498945).

The spelling of 2054443 in words is "two million, fifty-four thousand, four hundred forty-three".