1113477120 has 312 divisors, whose sum is σ = 4416062976. Its totient is φ = 254214144.

The previous prime is 1113477109. The next prime is 1113477161. The reversal of 1113477120 is 217743111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1289809 + ... + 1290671.

It is an arithmetic number, because the mean of its divisors is an integer number (14154048).

Almost surely, 2^1113477120 is an apocalyptic number.

1113477120 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 1113477120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2208031488).

1113477120 is an abundant number, since it is smaller than the sum of its proper divisors (3302585856).

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

1113477120 is an equidigital number, since it uses as much as digits as its factorization.

1113477120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905 (or 880 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 1113477120 is about 33368.8045935122. The cubic root of 1113477120 is about 1036.4788214122.

The spelling of 1113477120 in words is "one billion, one hundred thirteen million, four hundred seventy-seven thousand, one hundred twenty".