1109086 has 12 divisors (see below), whose sum is σ = 1829016. Its totient is φ = 504020.

The previous prime is 1109057. The next prime is 1109113. The reversal of 1109086 is 6809011.

It is a self number, because there is not a number n which added to its sum of digits gives 1109086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2050 + ... + 2533.

It is an arithmetic number, because the mean of its divisors is an integer number (152418).

2^1109086 is an apocalyptic number.

1109086 is a deficient number, since it is larger than the sum of its proper divisors (719930).

1109086 is a wasteful number, since it uses less digits than its factorization.

1109086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4607 (or 4596 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 1109086 is about 1053.1315207513. The cubic root of 1109086 is about 103.5114536867.

The spelling of 1109086 in words is "one million, one hundred nine thousand, eighty-six".