4084109 has 2 divisors, whose sum is σ = 4084110. Its totient is φ = 4084108.

The previous prime is 4084081. The next prime is 4084139. The reversal of 4084109 is 9014804.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3988009 + 96100 = 1997^2 + 310^2 .

It is a cyclic number.

It is not a de Polignac number, because 4084109 - 2⁸ = 4083853 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4084139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042054 + 2042055.

It is an arithmetic number, because the mean of its divisors is an integer number (2042055).

Almost surely, 2^4084109 is an apocalyptic number.

It is an amenable number.

4084109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4084109 is an equidigital number, since it uses as much as digits as its factorization.

4084109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 4084109 is about 2020.9178607751. The cubic root of 4084109 is about 159.8450192003.

The spelling of 4084109 in words is "four million, eighty-four thousand, one hundred nine".