1113326240 has 96 divisors (see below), whose sum is σ = 2930392080. Its totient is φ = 396877824.

The previous prime is 1113326239. The next prime is 1113326273. The reversal of 1113326240 is 426233111.

It can be written as a sum of positive squares in 8 ways, for example, as 414041104 + 699285136 = 20348^2 + 26444^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51092 + ... + 69548.

Almost surely, 2^1113326240 is an apocalyptic number.

1113326240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113326240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1465196040).

1113326240 is an abundant number, since it is smaller than the sum of its proper divisors (1817065840).

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

1113326240 is a wasteful number, since it uses less digits than its factorization.

1113326240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18514 (or 18506 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1113326240 is about 33366.5437227172. The cubic root of 1113326240 is about 1036.4320038094.

Adding to 1113326240 its reverse (426233111), we get a palindrome (1539559351).

It can be divided in two parts, 11133 and 26240, that added together give a palindrome (37373).

The spelling of 1113326240 in words is "one billion, one hundred thirteen million, three hundred twenty-six thousand, two hundred forty".