204097 has 4 divisors (see below), whose sum is σ = 206640. Its totient is φ = 201556.

The previous prime is 204067. The next prime is 204101. The reversal of 204097 is 790402.

204097 is nontrivially palindromic in base 14.

204097 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.

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, and also an emirpimes, since its reverse is a distinct semiprime: 790402 = 2 ⋅395201.

It is a cyclic number.

It is not a de Polignac number, because 204097 - 2⁷ = 203969 is a prime.

It is a Duffinian number.

204097 is an undulating number in base 14.

It is not an unprimeable number, because it can be changed into a prime (204007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147 + ... + 1312.

It is an arithmetic number, because the mean of its divisors is an integer number (51660).

2²⁰⁴⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

204097 is a deficient number, since it is larger than the sum of its proper divisors (2543).

204097 is an equidigital number, since it uses as much as digits as its factorization.

204097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 204097 is about 451.7709596687. The cubic root of 204097 is about 58.8769820210.

Adding to 204097 its reverse (790402), we get a palindrome (994499).

The spelling of 204097 in words is "two hundred four thousand, ninety-seven".