204134033 has 4 divisors (see below), whose sum is σ = 204947568. Its totient is φ = 203320500.

The previous prime is 204134003. The next prime is 204134053. The reversal of 204134033 is 330431402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 204134033 - 2¹⁰ = 204133009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204133996 and 204134014.

It is not an unprimeable number, because it can be changed into a prime (204134003) 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 in 3 ways as a sum of consecutive naturals, for example, 406391 + ... + 406892.

It is an arithmetic number, because the mean of its divisors is an integer number (51236892).

Almost surely, 2^204134033 is an apocalyptic number.

It is an amenable number.

204134033 is a deficient number, since it is larger than the sum of its proper divisors (813535).

204134033 is an equidigital number, since it uses as much as digits as its factorization.

204134033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813534.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 204134033 is about 14287.5481801462. The cubic root of 204134033 is about 588.8054284329.

Adding to 204134033 its reverse (330431402), we get a palindrome (534565435).

The spelling of 204134033 in words is "two hundred four million, one hundred thirty-four thousand, thirty-three".