206085113 has 4 divisors (see below), whose sum is σ = 221937828. Its totient is φ = 190232400.

The previous prime is 206085073. The next prime is 206085161. The reversal of 206085113 is 311580602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 130690624 + 75394489 = 11432^2 + 8683^2 .

It is a cyclic number.

It is not a de Polignac number, because 206085113 - 2¹⁴ = 206068729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206085013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7926338 + ... + 7926363.

It is an arithmetic number, because the mean of its divisors is an integer number (55484457).

Almost surely, 2^206085113 is an apocalyptic number.

It is an amenable number.

206085113 is a deficient number, since it is larger than the sum of its proper divisors (15852715).

206085113 is a wasteful number, since it uses less digits than its factorization.

206085113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15852714.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 206085113 is about 14355.6648400553. The cubic root of 206085113 is about 590.6753857261.

The spelling of 206085113 in words is "two hundred six million, eighty-five thousand, one hundred thirteen".