204900953 has 2 divisors, whose sum is σ = 204900954. Its totient is φ = 204900952.

The previous prime is 204900937. The next prime is 204900967. The reversal of 204900953 is 359009402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171295744 + 33605209 = 13088^2 + 5797^2 .

It is a cyclic number.

It is not a de Polignac number, because 204900953 - 2⁴ = 204900937 is a prime.

It is not a weakly prime, because it can be changed into another prime (204900973) 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 as a sum of consecutive naturals, namely, 102450476 + 102450477.

It is an arithmetic number, because the mean of its divisors is an integer number (102450477).

Almost surely, 2^204900953 is an apocalyptic number.

It is an amenable number.

204900953 is a deficient number, since it is larger than the sum of its proper divisors (1).

204900953 is an equidigital number, since it uses as much as digits as its factorization.

204900953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 204900953 is about 14314.3617741065. The cubic root of 204900953 is about 589.5418764853.

The spelling of 204900953 in words is "two hundred four million, nine hundred thousand, nine hundred fifty-three".