4085951 has 2 divisors, whose sum is σ = 4085952. Its totient is φ = 4085950.

The previous prime is 4085941. The next prime is 4085953. The reversal of 4085951 is 1595804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4085951 - 2¹⁴ = 4069567 is a prime.

Together with 4085953, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4085953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042975 + 2042976.

It is an arithmetic number, because the mean of its divisors is an integer number (2042976).

Almost surely, 2^4085951 is an apocalyptic number.

4085951 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085951 is an equidigital number, since it uses as much as digits as its factorization.

4085951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 4085951 is about 2021.3735429158. The cubic root of 4085951 is about 159.8690464949.

The spelling of 4085951 in words is "four million, eighty-five thousand, nine hundred fifty-one".