4085311 has 2 divisors, whose sum is σ = 4085312. Its totient is φ = 4085310.

The previous prime is 4085309. The next prime is 4085339. The reversal of 4085311 is 1135804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4085311 - 2¹ = 4085309 is a prime.

Together with 4085309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4085371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042655 + 2042656.

It is an arithmetic number, because the mean of its divisors is an integer number (2042656).

Almost surely, 2^4085311 is an apocalyptic number.

4085311 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085311 is an equidigital number, since it uses as much as digits as its factorization.

4085311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 4085311 is about 2021.2152285197. The cubic root of 4085311 is about 159.8606990680.

The spelling of 4085311 in words is "four million, eighty-five thousand, three hundred eleven".