2087443 has 2 divisors, whose sum is σ = 2087444. Its totient is φ = 2087442.

The previous prime is 2087419. The next prime is 2087453. The reversal of 2087443 is 3447802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2087443 - 2¹³ = 2079251 is a prime.

It is not a weakly prime, because it can be changed into another prime (2087453) 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, 1043721 + 1043722.

It is an arithmetic number, because the mean of its divisors is an integer number (1043722).

2^2087443 is an apocalyptic number.

2087443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087443 is an equidigital number, since it uses as much as digits as its factorization.

2087443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 2087443 is about 1444.7986018819. The cubic root of 2087443 is about 127.8021642736.

The spelling of 2087443 in words is "two million, eighty-seven thousand, four hundred forty-three".