3904123 has 2 divisors, whose sum is σ = 3904124. Its totient is φ = 3904122.

The previous prime is 3904111. The next prime is 3904127. The reversal of 3904123 is 3214093.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3904123 - 2¹⁷ = 3773051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3904094 and 3904103.

It is not a weakly prime, because it can be changed into another prime (3904127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1952061 + 1952062.

It is an arithmetic number, because the mean of its divisors is an integer number (1952062).

Almost surely, 2^3904123 is an apocalyptic number.

3904123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3904123 is an equidigital number, since it uses as much as digits as its factorization.

3904123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3904123 is about 1975.8853711691. The cubic root of 3904123 is about 157.4615409582.

The spelling of 3904123 in words is "three million, nine hundred four thousand, one hundred twenty-three".