2000863 has 2 divisors, whose sum is σ = 2000864. Its totient is φ = 2000862.

The previous prime is 2000813. The next prime is 2000903. The reversal of 2000863 is 3680002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2000863 - 2⁹ = 2000351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2000863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000431 + 1000432.

It is an arithmetic number, because the mean of its divisors is an integer number (1000432).

2^2000863 is an apocalyptic number.

2000863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000863 is an equidigital number, since it uses as much as digits as its factorization.

2000863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2000863 is about 1414.5186460418. The cubic root of 2000863 is about 126.0102242480.

Adding to 2000863 its reverse (3680002), we get a palindrome (5680865).

The spelling of 2000863 in words is "two million, eight hundred sixty-three", and thus it is an aban number.