206389483 has 2 divisors, whose sum is σ = 206389484. Its totient is φ = 206389482.

The previous prime is 206389453. The next prime is 206389489. The reversal of 206389483 is 384983602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206389483 - 2⁹ = 206388971 is a prime.

It is not a weakly prime, because it can be changed into another prime (206389489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103194741 + 103194742.

It is an arithmetic number, because the mean of its divisors is an integer number (103194742).

Almost surely, 2^206389483 is an apocalyptic number.

206389483 is a deficient number, since it is larger than the sum of its proper divisors (1).

206389483 is an equidigital number, since it uses as much as digits as its factorization.

206389483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 206389483 is about 14366.2619703248. The cubic root of 206389483 is about 590.9660349448.

The spelling of 206389483 in words is "two hundred six million, three hundred eighty-nine thousand, four hundred eighty-three".