1112550320 has 160 divisors (see below), whose sum is σ = 3213127680. Its totient is φ = 349608960.

The previous prime is 1112550317. The next prime is 1112550323. The reversal of 1112550320 is 230552111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1112550317) and next prime (1112550323).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1112550292 and 1112550301.

It is not an unprimeable number, because it can be changed into a prime (1112550323) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 328154 + ... + 331526.

It is an arithmetic number, because the mean of its divisors is an integer number (20082048).

Almost surely, 2^1112550320 is an apocalyptic number.

1112550320 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 1112550320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1606563840).

1112550320 is an abundant number, since it is smaller than the sum of its proper divisors (2100577360).

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

1112550320 is a wasteful number, since it uses less digits than its factorization.

1112550320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443 (or 3437 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1112550320 is about 33354.9144804780. The cubic root of 1112550320 is about 1036.1911713720.

It can be divided in two parts, 11125503 and 20, that multiplied together give a triangular number (222510060 = T₂₁₀₉₅).

The spelling of 1112550320 in words is "one billion, one hundred twelve million, five hundred fifty thousand, three hundred twenty".