204530419 has 2 divisors, whose sum is σ = 204530420. Its totient is φ = 204530418.

The previous prime is 204530407. The next prime is 204530423. The reversal of 204530419 is 914035402.

204530419 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 204530419 - 2⁵ = 204530387 is a prime.

It is a super-2 number, since 2×204530419² = 83665384592631122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204530449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102265209 + 102265210.

It is an arithmetic number, because the mean of its divisors is an integer number (102265210).

Almost surely, 2^204530419 is an apocalyptic number.

204530419 is a deficient number, since it is larger than the sum of its proper divisors (1).

204530419 is an equidigital number, since it uses as much as digits as its factorization.

204530419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 204530419 is about 14301.4131819202. The cubic root of 204530419 is about 589.1862947362.

The spelling of 204530419 in words is "two hundred four million, five hundred thirty thousand, four hundred nineteen".