2006471443 has 2 divisors, whose sum is σ = 2006471444. Its totient is φ = 2006471442.

The previous prime is 2006471419. The next prime is 2006471477. The reversal of 2006471443 is 3441746002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2006471443 is a prime.

It is not a weakly prime, because it can be changed into another prime (2006471413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003235721 + 1003235722.

It is an arithmetic number, because the mean of its divisors is an integer number (1003235722).

Almost surely, 2^2006471443 is an apocalyptic number.

2006471443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2006471443 is an equidigital number, since it uses as much as digits as its factorization.

2006471443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 2006471443 is about 44793.6540483136. The cubic root of 2006471443 is about 1261.2785047072.

The spelling of 2006471443 in words is "two billion, six million, four hundred seventy-one thousand, four hundred forty-three".