1120067556 has 48 divisors (see below), whose sum is σ = 2761651200. Its totient is φ = 352341792.

The previous prime is 1120067549. The next prime is 1120067573. The reversal of 1120067556 is 6557600211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50625 + ... + 69303.

It is an arithmetic number, because the mean of its divisors is an integer number (57534400).

Almost surely, 2^1120067556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120067556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380825600).

1120067556 is an abundant number, since it is smaller than the sum of its proper divisors (1641583644).

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

1120067556 is a wasteful number, since it uses less digits than its factorization.

1120067556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18968 (or 18966 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 1120067556 is about 33467.4103569428. The cubic root of 1120067556 is about 1038.5196999583.

Adding to 1120067556 its reverse (6557600211), we get a palindrome (7677667767).

The spelling of 1120067556 in words is "one billion, one hundred twenty million, sixty-seven thousand, five hundred fifty-six".