34020419 has 2 divisors, whose sum is σ = 34020420. Its totient is φ = 34020418.

The previous prime is 34020397. The next prime is 34020421. The reversal of 34020419 is 91402043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34020419 is a prime.

It is a super-2 number, since 2×34020419² = 2314777817871122, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 34020421, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 34020394 and 34020403.

It is not a weakly prime, because it can be changed into another prime (34020479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17010209 + 17010210.

It is an arithmetic number, because the mean of its divisors is an integer number (17010210).

Almost surely, 2^34020419 is an apocalyptic number.

34020419 is a deficient number, since it is larger than the sum of its proper divisors (1).

34020419 is an equidigital number, since it uses as much as digits as its factorization.

34020419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 34020419 is about 5832.7025468474. The cubic root of 34020419 is about 324.0260197312.

The spelling of 34020419 in words is "thirty-four million, twenty thousand, four hundred nineteen".