1113806 has 24 divisors (see below), whose sum is σ = 1856736. Its totient is φ = 500480.

The previous prime is 1113797. The next prime is 1113809. The reversal of 1113806 is 6083111.

1113806 is nontrivially palindromic in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113809) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23675 + ... + 23721.

It is an arithmetic number, because the mean of its divisors is an integer number (77364).

2^1113806 is an apocalyptic number.

1113806 is a deficient number, since it is larger than the sum of its proper divisors (742930).

1113806 is a wasteful number, since it uses less digits than its factorization.

1113806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1113806 is about 1055.3700772715. The cubic root of 1113806 is about 103.6580857216.

Adding to 1113806 its reverse (6083111), we get a palindrome (7196917).

The spelling of 1113806 in words is "one million, one hundred thirteen thousand, eight hundred six".