1113166 has 4 divisors (see below), whose sum is σ = 1669752. Its totient is φ = 556582.

The previous prime is 1113157. The next prime is 1113173. The reversal of 1113166 is 6613111.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 278290 + ... + 278293.

It is an arithmetic number, because the mean of its divisors is an integer number (417438).

2^1113166 is an apocalyptic number.

1113166 is a deficient number, since it is larger than the sum of its proper divisors (556586).

1113166 is an equidigital number, since it uses as much as digits as its factorization.

1113166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556585.

The product of its digits is 108, while the sum is 19.

The square root of 1113166 is about 1055.0668225283. The cubic root of 1113166 is about 103.6382277195.

Adding to 1113166 its reverse (6613111), we get a palindrome (7726277).

Subtracting 1113166 from its reverse (6613111), we obtain a palindrome (5499945).

The spelling of 1113166 in words is "one million, one hundred thirteen thousand, one hundred sixty-six".