4239041 has 2 divisors, whose sum is σ = 4239042. Its totient is φ = 4239040.

The previous prime is 4239013. The next prime is 4239043. The reversal of 4239041 is 1409324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3984016 + 255025 = 1996^2 + 505^2 .

It is a cyclic number.

It is not a de Polignac number, because 4239041 - 2¹⁴ = 4222657 is a prime.

It is a Sophie Germain prime.

Together with 4239043, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4238998 and 4239016.

It is not a weakly prime, because it can be changed into another prime (4239043) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119520 + 2119521.

It is an arithmetic number, because the mean of its divisors is an integer number (2119521).

Almost surely, 2^4239041 is an apocalyptic number.

It is an amenable number.

4239041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4239041 is an equidigital number, since it uses as much as digits as its factorization.

4239041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4239041 is about 2058.8931492431. The cubic root of 4239041 is about 161.8412431411.

The spelling of 4239041 in words is "four million, two hundred thirty-nine thousand, forty-one".