205355323 has 8 divisors (see below), whose sum is σ = 208286208. Its totient is φ = 202442664.

The previous prime is 205355303. The next prime is 205355329. The reversal of 205355323 is 323553502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 205355323 - 2²⁵ = 171800891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 205355291 and 205355300.

It is not an unprimeable number, because it can be changed into a prime (205355329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18990 + ... + 27772.

It is an arithmetic number, because the mean of its divisors is an integer number (26035776).

Almost surely, 2^205355323 is an apocalyptic number.

205355323 is a deficient number, since it is larger than the sum of its proper divisors (2930885).

205355323 is a wasteful number, since it uses less digits than its factorization.

205355323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113.

The product of its (nonzero) digits is 13500, while the sum is 28.

The square root of 205355323 is about 14330.2241085058. The cubic root of 205355323 is about 589.9773265250.

The spelling of 205355323 in words is "two hundred five million, three hundred fifty-five thousand, three hundred twenty-three".