1112376720 has 480 divisors, whose sum is σ = 4468214016. Its totient is φ = 222842880.

The previous prime is 1112376709. The next prime is 1112376757. The reversal of 1112376720 is 276732111.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 20988214 + ... + 20988266.

Almost surely, 2^1112376720 is an apocalyptic number.

1112376720 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 1112376720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2234107008).

1112376720 is an abundant number, since it is smaller than the sum of its proper divisors (3355837296).

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

1112376720 is a wasteful number, since it uses less digits than its factorization.

1112376720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 1112376720 is about 33352.3120637835. The cubic root of 1112376720 is about 1036.1372735419.

The spelling of 1112376720 in words is "one billion, one hundred twelve million, three hundred seventy-six thousand, seven hundred twenty".