1113136 has 20 divisors (see below), whose sum is σ = 2232000. Its totient is φ = 537152.

The previous prime is 1113103. The next prime is 1113137. The reversal of 1113136 is 6313111.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1113137) 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, 736 + ... + 1663.

It is an arithmetic number, because the mean of its divisors is an integer number (111600).

2^1113136 is an apocalyptic number.

1113136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1113136 is an abundant number, since it is smaller than the sum of its proper divisors (1118864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113136 is a wasteful number, since it uses less digits than its factorization.

1113136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436 (or 2430 counting only the distinct ones).

The product of its digits is 54, while the sum is 16.

The square root of 1113136 is about 1055.0526053235. The cubic root of 1113136 is about 103.6372966890.

Adding to 1113136 its reverse (6313111), we get a palindrome (7426247).

The spelling of 1113136 in words is "one million, one hundred thirteen thousand, one hundred thirty-six".