205068673 has 2 divisors, whose sum is σ = 205068674. Its totient is φ = 205068672.

The previous prime is 205068581. The next prime is 205068697. The reversal of 205068673 is 376860502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179747649 + 25321024 = 13407^2 + 5032^2 .

It is a cyclic number.

It is not a de Polignac number, because 205068673 - 2¹³ = 205060481 is a prime.

It is not a weakly prime, because it can be changed into another prime (205068373) 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, 102534336 + 102534337.

It is an arithmetic number, because the mean of its divisors is an integer number (102534337).

Almost surely, 2^205068673 is an apocalyptic number.

It is an amenable number.

205068673 is a deficient number, since it is larger than the sum of its proper divisors (1).

205068673 is an equidigital number, since it uses as much as digits as its factorization.

205068673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 205068673 is about 14320.2190276546. The cubic root of 205068673 is about 589.7026875109.

The spelling of 205068673 in words is "two hundred five million, sixty-eight thousand, six hundred seventy-three".