204040379 has 2 divisors, whose sum is σ = 204040380. Its totient is φ = 204040378.

The previous prime is 204040367. The next prime is 204040381. The reversal of 204040379 is 973040402.

204040379 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 204040379 - 2⁴ = 204040363 is a prime.

Together with 204040381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (204040399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102020189 + 102020190.

It is an arithmetic number, because the mean of its divisors is an integer number (102020190).

Almost surely, 2^204040379 is an apocalyptic number.

204040379 is a deficient number, since it is larger than the sum of its proper divisors (1).

204040379 is an equidigital number, since it uses as much as digits as its factorization.

204040379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 204040379 is about 14284.2703348824. The cubic root of 204040379 is about 588.7153692725.

The spelling of 204040379 in words is "two hundred four million, forty thousand, three hundred seventy-nine".