1113818 has 8 divisors (see below), whose sum is σ = 1758720. Its totient is φ = 527580.

The previous prime is 1113809. The next prime is 1113859. The reversal of 1113818 is 8183111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1113793 and 1113802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14618 + ... + 14693.

It is an arithmetic number, because the mean of its divisors is an integer number (219840).

2^1113818 is an apocalyptic number.

1113818 is a deficient number, since it is larger than the sum of its proper divisors (644902).

1113818 is a wasteful number, since it uses less digits than its factorization.

1113818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29332.

The product of its digits is 192, while the sum is 23.

The square root of 1113818 is about 1055.3757624657. The cubic root of 1113818 is about 103.6584579865.

Adding to 1113818 its reverse (8183111), we get a palindrome (9296929).

The spelling of 1113818 in words is "one million, one hundred thirteen thousand, eight hundred eighteen".