2160443 has 2 divisors, whose sum is σ = 2160444. Its totient is φ = 2160442.

The previous prime is 2160419. The next prime is 2160461. The reversal of 2160443 is 3440612.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2160443 - 2¹⁰ = 2159419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2160463) 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, 1080221 + 1080222.

It is an arithmetic number, because the mean of its divisors is an integer number (1080222).

2^2160443 is an apocalyptic number.

2160443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2160443 is an equidigital number, since it uses as much as digits as its factorization.

2160443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2160443 is about 1469.8445496038. The cubic root of 2160443 is about 129.2749179698.

The spelling of 2160443 in words is "two million, one hundred sixty thousand, four hundred forty-three".