1115836 has 12 divisors (see below), whose sum is σ = 1980720. Its totient is φ = 549920.

The previous prime is 1115831. The next prime is 1115839. The reversal of 1115836 is 6385111.

It is a self number, because there is not a number n which added to its sum of digits gives 1115836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115831) 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, 1681 + ... + 2248.

It is an arithmetic number, because the mean of its divisors is an integer number (165060).

2^1115836 is an apocalyptic number.

It is an amenable number.

1115836 is a deficient number, since it is larger than the sum of its proper divisors (864884).

1115836 is a wasteful number, since it uses less digits than its factorization.

1115836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004 (or 4002 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 1115836 is about 1056.3313873970. The cubic root of 1115836 is about 103.7210225359.

The spelling of 1115836 in words is "one million, one hundred fifteen thousand, eight hundred thirty-six".