1095859 has 2 divisors, whose sum is σ = 1095860. Its totient is φ = 1095858.

The previous prime is 1095851. The next prime is 1095907. The reversal of 1095859 is 9585901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1095859 - 2³ = 1095851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1095851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547929 + 547930.

It is an arithmetic number, because the mean of its divisors is an integer number (547930).

2^1095859 is an apocalyptic number.

1095859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1095859 is an equidigital number, since it uses as much as digits as its factorization.

1095859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 1095859 is about 1046.8328424347. The cubic root of 1095859 is about 103.0983131435.

The spelling of 1095859 in words is "one million, ninety-five thousand, eight hundred fifty-nine".