206514673 has 2 divisors, whose sum is σ = 206514674. Its totient is φ = 206514672.

The previous prime is 206514641. The next prime is 206514689. The reversal of 206514673 is 376415602.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204118369 + 2396304 = 14287^2 + 1548^2 .

It is a cyclic number.

It is not a de Polignac number, because 206514673 - 2⁵ = 206514641 is a prime.

It is not a weakly prime, because it can be changed into another prime (206511673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103257336 + 103257337.

It is an arithmetic number, because the mean of its divisors is an integer number (103257337).

Almost surely, 2^206514673 is an apocalyptic number.

It is an amenable number.

206514673 is a deficient number, since it is larger than the sum of its proper divisors (1).

206514673 is an equidigital number, since it uses as much as digits as its factorization.

206514673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 206514673 is about 14370.6183930964. The cubic root of 206514673 is about 591.0854985325.

The spelling of 206514673 in words is "two hundred six million, five hundred fourteen thousand, six hundred seventy-three".