1093859 has 4 divisors (see below), whose sum is σ = 1178016. Its totient is φ = 1009704.

The previous prime is 1093847. The next prime is 1093871. The reversal of 1093859 is 9583901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9583901 = 59 ⋅162439.

It is an interprime number because it is at equal distance from previous prime (1093847) and next prime (1093871).

It is a cyclic number.

It is not a de Polignac number, because 1093859 - 2⁴ = 1093843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1093889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42059 + ... + 42084.

It is an arithmetic number, because the mean of its divisors is an integer number (294504).

2^1093859 is an apocalyptic number.

1093859 is a deficient number, since it is larger than the sum of its proper divisors (84157).

1093859 is an equidigital number, since it uses as much as digits as its factorization.

1093859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84156.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 1093859 is about 1045.8771438367. The cubic root of 1093859 is about 103.0355550108.

The spelling of 1093859 in words is "one million, ninety-three thousand, eight hundred fifty-nine".