1111160028 has 48 divisors (see below), whose sum is σ = 2836237824. Its totient is φ = 335783040.

The previous prime is 1111160003. The next prime is 1111160077. The reversal of 1111160028 is 8200611111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1111159986 and 1111160013.

It is a congruent number.

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, 36976 + ... + 59912.

It is an arithmetic number, because the mean of its divisors is an integer number (59088288).

Almost surely, 2^1111160028 is an apocalyptic number.

It is an amenable number.

1111160028 is an abundant number, since it is smaller than the sum of its proper divisors (1725077796).

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

1111160028 is a wasteful number, since it uses less digits than its factorization.

1111160028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23322 (or 23320 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 21.

The square root of 1111160028 is about 33334.0670785909. The cubic root of 1111160028 is about 1035.7593680430.

Adding to 1111160028 its reverse (8200611111), we get a palindrome (9311771139).

The spelling of 1111160028 in words is "one billion, one hundred eleven million, one hundred sixty thousand, twenty-eight".