2104423 has 2 divisors, whose sum is σ = 2104424. Its totient is φ = 2104422.

The previous prime is 2104397. The next prime is 2104433. The reversal of 2104423 is 3244012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2104423 - 2⁵ = 2104391 is a prime.

2104423 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2104397 and 2104406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052211 + 1052212.

It is an arithmetic number, because the mean of its divisors is an integer number (1052212).

2^2104423 is an apocalyptic number.

2104423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104423 is an equidigital number, since it uses as much as digits as its factorization.

2104423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2104423 is about 1450.6629518948. The cubic root of 2104423 is about 128.1477582417.

Adding to 2104423 its reverse (3244012), we get a palindrome (5348435).

The spelling of 2104423 in words is "two million, one hundred four thousand, four hundred twenty-three".