206962185803 has 2 divisors, whose sum is σ = 206962185804. Its totient is φ = 206962185802.

The previous prime is 206962185679. The next prime is 206962185809. The reversal of 206962185803 is 308581269602.

206962185803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206962185803 - 2¹⁸ = 206961923659 is a prime.

It is not a weakly prime, because it can be changed into another prime (206962185809) 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, 103481092901 + 103481092902.

It is an arithmetic number, because the mean of its divisors is an integer number (103481092902).

Almost surely, 2^206962185803 is an apocalyptic number.

206962185803 is a deficient number, since it is larger than the sum of its proper divisors (1).

206962185803 is an equidigital number, since it uses as much as digits as its factorization.

206962185803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 206962185803 in words is "two hundred six billion, nine hundred sixty-two million, one hundred eighty-five thousand, eight hundred three".