206896043 has 2 divisors, whose sum is σ = 206896044. Its totient is φ = 206896042.

The previous prime is 206896031. The next prime is 206896049. The reversal of 206896043 is 340698602.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206896043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 206895988 and 206896006.

It is not a weakly prime, because it can be changed into another prime (206896049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103448021 + 103448022.

It is an arithmetic number, because the mean of its divisors is an integer number (103448022).

Almost surely, 2^206896043 is an apocalyptic number.

206896043 is a deficient number, since it is larger than the sum of its proper divisors (1).

206896043 is an equidigital number, since it uses as much as digits as its factorization.

206896043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 206896043 is about 14383.8813607454. The cubic root of 206896043 is about 591.4491267004.

The spelling of 206896043 in words is "two hundred six million, eight hundred ninety-six thousand, forty-three".