2104019 has 2 divisors, whose sum is σ = 2104020. Its totient is φ = 2104018.

The previous prime is 2104013. The next prime is 2104021. The reversal of 2104019 is 9104012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104019 is a prime.

It is a super-2 number, since 2×2104019² = 8853791904722, which contains 22 as substring.

Together with 2104021, 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 = 2103988 and 2104006.

It is not a weakly prime, because it can be changed into another prime (2104013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052009 + 1052010.

It is an arithmetic number, because the mean of its divisors is an integer number (1052010).

2^2104019 is an apocalyptic number.

2104019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104019 is an equidigital number, since it uses as much as digits as its factorization.

2104019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2104019 is about 1450.5236985310. The cubic root of 2104019 is about 128.1395572593.

The spelling of 2104019 in words is "two million, one hundred four thousand, nineteen".