1111080772 has 12 divisors (see below), whose sum is σ = 1944882576. Its totient is φ = 555400040.

The previous prime is 1111080767. The next prime is 1111080787. The reversal of 1111080772 is 2770801111.

It is a self number, because there is not a number n which added to its sum of digits gives 1111080772.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16138 + ... + 49825.

It is an arithmetic number, because the mean of its divisors is an integer number (162073548).

Almost surely, 2^1111080772 is an apocalyptic number.

It is an amenable number.

1111080772 is a deficient number, since it is larger than the sum of its proper divisors (833801804).

1111080772 is a wasteful number, since it uses less digits than its factorization.

1111080772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70178 (or 70176 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 28.

The square root of 1111080772 is about 33332.8782435601. The cubic root of 1111080772 is about 1035.7347414983.

Adding to 1111080772 its reverse (2770801111), we get a palindrome (3881881883).

The spelling of 1111080772 in words is "one billion, one hundred eleven million, eighty thousand, seven hundred seventy-two".