1113756320 has 24 divisors (see below), whose sum is σ = 2631249684. Its totient is φ = 445502464.

The previous prime is 1113756317. The next prime is 1113756353. The reversal of 1113756320 is 236573111.

It can be written as a sum of positive squares in 2 ways, for example, as 1081357456 + 32398864 = 32884^2 + 5692^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3480329 + ... + 3480648.

Almost surely, 2^1113756320 is an apocalyptic number.

1113756320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113756320 is an abundant number, since it is smaller than the sum of its proper divisors (1517493364).

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

1113756320 is an equidigital number, since it uses as much as digits as its factorization.

1113756320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6960992 (or 6960984 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1113756320 is about 33372.9878794213. The cubic root of 1113756320 is about 1036.5654451657.

The spelling of 1113756320 in words is "one billion, one hundred thirteen million, seven hundred fifty-six thousand, three hundred twenty".