204454011 has 8 divisors (see below), whose sum is σ = 272676160. Its totient is φ = 136267272.

The previous prime is 204454009. The next prime is 204454027. The reversal of 204454011 is 110454402.

It is a happy number.

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

It is not a de Polignac number, because 204454011 - 2¹ = 204454009 is a prime.

It is a super-2 number, since 2×204454011² = 83602885227976242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204454111) 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, 10956 + ... + 22998.

It is an arithmetic number, because the mean of its divisors is an integer number (34084520).

Almost surely, 2^204454011 is an apocalyptic number.

204454011 is a deficient number, since it is larger than the sum of its proper divisors (68222149).

204454011 is a wasteful number, since it uses less digits than its factorization.

204454011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17705.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 204454011 is about 14298.7415879860. The cubic root of 204454011 is about 589.1129166477.

The spelling of 204454011 in words is "two hundred four million, four hundred fifty-four thousand, eleven".