204652117 has 2 divisors, whose sum is σ = 204652118. Its totient is φ = 204652116.

The previous prime is 204652109. The next prime is 204652121. The reversal of 204652117 is 711256402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162154756 + 42497361 = 12734^2 + 6519^2 .

It is a cyclic number.

It is not a de Polignac number, because 204652117 - 2³ = 204652109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204652127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102326058 + 102326059.

It is an arithmetic number, because the mean of its divisors is an integer number (102326059).

Almost surely, 2^204652117 is an apocalyptic number.

It is an amenable number.

204652117 is a deficient number, since it is larger than the sum of its proper divisors (1).

204652117 is an equidigital number, since it uses as much as digits as its factorization.

204652117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 204652117 is about 14305.6673035549. The cubic root of 204652117 is about 589.3031291536.

The spelling of 204652117 in words is "two hundred four million, six hundred fifty-two thousand, one hundred seventeen".