204813419 has 2 divisors, whose sum is σ = 204813420. Its totient is φ = 204813418.

The previous prime is 204813397. The next prime is 204813421. The reversal of 204813419 is 914318402.

It is a happy number.

204813419 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 204813419 - 2¹² = 204809323 is a prime.

It is a super-2 number, since 2×204813419² = 83897073204939122, which contains 22 as substring.

Together with 204813421, 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 (204813319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102406709 + 102406710.

It is an arithmetic number, because the mean of its divisors is an integer number (102406710).

Almost surely, 2^204813419 is an apocalyptic number.

204813419 is a deficient number, since it is larger than the sum of its proper divisors (1).

204813419 is an equidigital number, since it uses as much as digits as its factorization.

204813419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 204813419 is about 14311.3038888845. The cubic root of 204813419 is about 589.4579134645.

The spelling of 204813419 in words is "two hundred four million, eight hundred thirteen thousand, four hundred nineteen".