1113320 has 32 divisors (see below), whose sum is σ = 2698920. Its totient is φ = 410880.

The previous prime is 1113319. The next prime is 1113337. The reversal of 1113320 is 233111.

It can be written as a sum of positive squares in 4 ways, for example, as 964324 + 148996 = 982^2 + 386^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 551 + ... + 1590.

2^1113320 is an apocalyptic number.

1113320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113320 is an abundant number, since it is smaller than the sum of its proper divisors (1585600).

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

1113320 is a wasteful number, since it uses less digits than its factorization.

1113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165 (or 2161 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1113320 is about 1055.1398011638. The cubic root of 1113320 is about 103.6430067465.

Adding to 1113320 its reverse (233111), we get a palindrome (1346431).

It can be divided in two parts, 11 and 13320, that added together give a palindrome (13331).

The spelling of 1113320 in words is "one million, one hundred thirteen thousand, three hundred twenty".