204064163 has 2 divisors, whose sum is σ = 204064164. Its totient is φ = 204064162.

The previous prime is 204064121. The next prime is 204064169. The reversal of 204064163 is 361460402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204064163 - 2⁸ = 204063907 is a prime.

It is not a weakly prime, because it can be changed into another prime (204064169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102032081 + 102032082.

It is an arithmetic number, because the mean of its divisors is an integer number (102032082).

Almost surely, 2^204064163 is an apocalyptic number.

204064163 is a deficient number, since it is larger than the sum of its proper divisors (1).

204064163 is an equidigital number, since it uses as much as digits as its factorization.

204064163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 204064163 is about 14285.1028347716. The cubic root of 204064163 is about 588.7382429514.

The spelling of 204064163 in words is "two hundred four million, sixty-four thousand, one hundred sixty-three".