1120275216 has 120 divisors (see below), whose sum is σ = 3225805440. Its totient is φ = 362734848.

The previous prime is 1120275161. The next prime is 1120275223. The reversal of 1120275216 is 6125720211.

1120275216 is a `hidden beast` number, since 112 + 0 + 27 + 521 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1120275216.

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, 1479510 + ... + 1480266.

It is an arithmetic number, because the mean of its divisors is an integer number (26881712).

Almost surely, 2^1120275216 is an apocalyptic number.

1120275216 is a gapful number since it is divisible by the number (16) 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 1120275216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1612902720).

1120275216 is an abundant number, since it is smaller than the sum of its proper divisors (2105530224).

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

1120275216 is a wasteful number, since it uses less digits than its factorization.

1120275216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1120275216 is about 33470.5126342576. The cubic root of 1120275216 is about 1038.5838763476.

Adding to 1120275216 its reverse (6125720211), we get a palindrome (7245995427).

The spelling of 1120275216 in words is "one billion, one hundred twenty million, two hundred seventy-five thousand, two hundred sixteen".