206330963 has 2 divisors, whose sum is σ = 206330964. Its totient is φ = 206330962.

The previous prime is 206330959. The next prime is 206330977. The reversal of 206330963 is 369033602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206330963 - 2² = 206330959 is a prime.

It is not a weakly prime, because it can be changed into another prime (206330903) 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, 103165481 + 103165482.

It is an arithmetic number, because the mean of its divisors is an integer number (103165482).

Almost surely, 2^206330963 is an apocalyptic number.

206330963 is a deficient number, since it is larger than the sum of its proper divisors (1).

206330963 is an equidigital number, since it uses as much as digits as its factorization.

206330963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 206330963 is about 14364.2251096256. The cubic root of 206330963 is about 590.9101751840.

The spelling of 206330963 in words is "two hundred six million, three hundred thirty thousand, nine hundred sixty-three".