206828107 has 2 divisors, whose sum is σ = 206828108. Its totient is φ = 206828106.

The previous prime is 206828093. The next prime is 206828117. The reversal of 206828107 is 701828602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206828107 - 2¹⁵ = 206795339 is a prime.

It is not a weakly prime, because it can be changed into another prime (206828117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103414053 + 103414054.

It is an arithmetic number, because the mean of its divisors is an integer number (103414054).

Almost surely, 2^206828107 is an apocalyptic number.

206828107 is a deficient number, since it is larger than the sum of its proper divisors (1).

206828107 is an equidigital number, since it uses as much as digits as its factorization.

206828107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 206828107 is about 14381.5196345866. The cubic root of 206828107 is about 591.3843839017.

The spelling of 206828107 in words is "two hundred six million, eight hundred twenty-eight thousand, one hundred seven".