204080163 has 16 divisors (see below), whose sum is σ = 321703680. Its totient is φ = 112595616.

The previous prime is 204080141. The next prime is 204080213. The reversal of 204080163 is 361080402.

It is a happy number.

It is not a de Polignac number, because 204080163 - 2⁸ = 204079907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204080113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166945 + ... + 168162.

It is an arithmetic number, because the mean of its divisors is an integer number (20106480).

Almost surely, 2^204080163 is an apocalyptic number.

204080163 is a deficient number, since it is larger than the sum of its proper divisors (117623517).

204080163 is a wasteful number, since it uses less digits than its factorization.

204080163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335146.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 204080163 is about 14285.6628477645. The cubic root of 204080163 is about 588.7536295592.

The spelling of 204080163 in words is "two hundred four million, eighty thousand, one hundred sixty-three".