204797135 has 8 divisors (see below), whose sum is σ = 245937120. Its totient is φ = 163717344.

The previous prime is 204797119. The next prime is 204797137. The reversal of 204797135 is 531797402.

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 204797135 - 2⁴ = 204797119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204797137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7187 + ... + 21476.

It is an arithmetic number, because the mean of its divisors is an integer number (30742140).

Almost surely, 2^204797135 is an apocalyptic number.

204797135 is a deficient number, since it is larger than the sum of its proper divisors (41139985).

204797135 is a wasteful number, since it uses less digits than its factorization.

204797135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30097.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 204797135 is about 14310.7349566680. The cubic root of 204797135 is about 589.4422911368.

The spelling of 204797135 in words is "two hundred four million, seven hundred ninety-seven thousand, one hundred thirty-five".