204120383 has 2 divisors, whose sum is σ = 204120384. Its totient is φ = 204120382.

The previous prime is 204120361. The next prime is 204120403. The reversal of 204120383 is 383021402.

204120383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204120383 - 2⁸ = 204120127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204120313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102060191 + 102060192.

It is an arithmetic number, because the mean of its divisors is an integer number (102060192).

Almost surely, 2^204120383 is an apocalyptic number.

204120383 is a deficient number, since it is larger than the sum of its proper divisors (1).

204120383 is an equidigital number, since it uses as much as digits as its factorization.

204120383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 204120383 is about 14287.0704834826. The cubic root of 204120383 is about 588.7923040931.

Adding to 204120383 its reverse (383021402), we get a palindrome (587141785).

The spelling of 204120383 in words is "two hundred four million, one hundred twenty thousand, three hundred eighty-three".