1113797099520 has 816 divisors, whose sum is σ = 4453209576192. Its totient is φ = 252255928320.

The previous prime is 1113797099491. The next prime is 1113797099521. The reversal of 1113797099520 is 259907973111.

1113797099520 is a `hidden beast` number, since 1 + 11 + 37 + 9 + 70 + 9 + 9 + 520 = 666.

It is not an unprimeable number, because it can be changed into a prime (1113797099521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3364945755 + ... + 3364946085.

Almost surely, 2^{1113797099520} is an apocalyptic number.

1113797099520 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 1113797099520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2226604788096).

1113797099520 is an abundant number, since it is smaller than the sum of its proper divisors (3339412476672).

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

1113797099520 is an equidigital number, since it uses as much as digits as its factorization.

1113797099520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 511 counting only the distinct ones).

The product of its (nonzero) digits is 1071630, while the sum is 54.

The spelling of 1113797099520 in words is "one trillion, one hundred thirteen billion, seven hundred ninety-seven million, ninety-nine thousand, five hundred twenty".