2006783843 has 2 divisors, whose sum is σ = 2006783844. Its totient is φ = 2006783842.

The previous prime is 2006783803. The next prime is 2006783851. The reversal of 2006783843 is 3483876002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2006783843 - 2⁸ = 2006783587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2006783843.

It is not a weakly prime, because it can be changed into another prime (2006783803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003391921 + 1003391922.

It is an arithmetic number, because the mean of its divisors is an integer number (1003391922).

Almost surely, 2^2006783843 is an apocalyptic number.

2006783843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2006783843 is an equidigital number, since it uses as much as digits as its factorization.

2006783843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 2006783843 is about 44797.1410136852. The cubic root of 2006783843 is about 1261.3439600714.

The spelling of 2006783843 in words is "two billion, six million, seven hundred eighty-three thousand, eight hundred forty-three".