1120011728 has 40 divisors (see below), whose sum is σ = 2406128736. Its totient is φ = 500745600.

The previous prime is 1120011727. The next prime is 1120011743. The reversal of 1120011728 is 8271100211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120011727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41426 + ... + 62897.

Almost surely, 2^1120011728 is an apocalyptic number.

It is an amenable number.

1120011728 is an abundant number, since it is smaller than the sum of its proper divisors (1286117008).

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

1120011728 is a wasteful number, since it uses less digits than its factorization.

1120011728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104403 (or 104397 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 23.

The square root of 1120011728 is about 33466.5762814185. The cubic root of 1120011728 is about 1038.5024452130.

Adding to 1120011728 its reverse (8271100211), we get a palindrome (9391111939).

The spelling of 1120011728 in words is "one billion, one hundred twenty million, eleven thousand, seven hundred twenty-eight".