1120859520 has 256 divisors, whose sum is σ = 3956359680. Its totient is φ = 267632640.

The previous prime is 1120859501. The next prime is 1120859539. The reversal of 1120859520 is 259580211.

1120859520 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1120859501) and next prime (1120859539).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1541397 + ... + 1542123.

It is an arithmetic number, because the mean of its divisors is an integer number (15454530).

Almost surely, 2^1120859520 is an apocalyptic number.

1120859520 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 1120859520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1978179840).

1120859520 is an abundant number, since it is smaller than the sum of its proper divisors (2835500160).

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

1120859520 is a wasteful number, since it uses less digits than its factorization.

1120859520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 1120859520 is about 33479.2401347462. The cubic root of 1120859520 is about 1038.7644103301.

The spelling of 1120859520 in words is "one billion, one hundred twenty million, eight hundred fifty-nine thousand, five hundred twenty".