3020443 has 2 divisors, whose sum is σ = 3020444. Its totient is φ = 3020442.

The previous prime is 3020431. The next prime is 3020471. The reversal of 3020443 is 3440203.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3020443 is a prime.

It is not a weakly prime, because it can be changed into another prime (3023443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510221 + 1510222.

It is an arithmetic number, because the mean of its divisors is an integer number (1510222).

Almost surely, 2^3020443 is an apocalyptic number.

3020443 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020443 is an equidigital number, since it uses as much as digits as its factorization.

3020443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 3020443 is about 1737.9421739517. The cubic root of 3020443 is about 144.5518146896.

Adding to 3020443 its reverse (3440203), we get a palindrome (6460646).

The spelling of 3020443 in words is "three million, twenty thousand, four hundred forty-three".