4394123 has 2 divisors, whose sum is σ = 4394124. Its totient is φ = 4394122.

The previous prime is 4394113. The next prime is 4394183. The reversal of 4394123 is 3214934.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4394123 - 2⁴ = 4394107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4394092 and 4394101.

It is not a weakly prime, because it can be changed into another prime (4394113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2197061 + 2197062.

It is an arithmetic number, because the mean of its divisors is an integer number (2197062).

Almost surely, 2^4394123 is an apocalyptic number.

4394123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4394123 is an equidigital number, since it uses as much as digits as its factorization.

4394123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 26.

The square root of 4394123 is about 2096.2163533376. The cubic root of 4394123 is about 163.7912647787.

The spelling of 4394123 in words is "four million, three hundred ninety-four thousand, one hundred twenty-three".