1086859 has 2 divisors, whose sum is σ = 1086860. Its totient is φ = 1086858.

The previous prime is 1086817. The next prime is 1086863. The reversal of 1086859 is 9586801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1086859 - 2⁷ = 1086731 is a prime.

It is a super-3 number, since 3×1086859³ = 3851597292426413337, which contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1086809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543429 + 543430.

It is an arithmetic number, because the mean of its divisors is an integer number (543430).

2^1086859 is an apocalyptic number.

1086859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086859 is an equidigital number, since it uses as much as digits as its factorization.

1086859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 1086859 is about 1042.5252994532. The cubic root of 1086859 is about 102.8152972234.

The spelling of 1086859 in words is "one million, eighty-six thousand, eight hundred fifty-nine".