206375329 has 2 divisors, whose sum is σ = 206375330. Its totient is φ = 206375328.

The previous prime is 206375327. The next prime is 206375341. The reversal of 206375329 is 923573602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175827600 + 30547729 = 13260^2 + 5527^2 .

It is a cyclic number.

It is not a de Polignac number, because 206375329 - 2¹ = 206375327 is a prime.

Together with 206375327, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (206375327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103187664 + 103187665.

It is an arithmetic number, because the mean of its divisors is an integer number (103187665).

Almost surely, 2^206375329 is an apocalyptic number.

It is an amenable number.

206375329 is a deficient number, since it is larger than the sum of its proper divisors (1).

206375329 is an equidigital number, since it uses as much as digits as its factorization.

206375329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 206375329 is about 14365.7693493944. The cubic root of 206375329 is about 590.9525253345.

The spelling of 206375329 in words is "two hundred six million, three hundred seventy-five thousand, three hundred twenty-nine".