1123116771 has 16 divisors (see below), whose sum is σ = 1801491200. Its totient is φ = 608002848.

The previous prime is 1123116769. The next prime is 1123116793. The reversal of 1123116771 is 1776113211.

1123116771 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1123116771 - 2¹ = 1123116769 is a prime.

It is a super-2 number, since 2×1123116771² = 2522782562602932882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123116971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1407016 + ... + 1407813.

It is an arithmetic number, because the mean of its divisors is an integer number (112593200).

Almost surely, 2^1123116771 is an apocalyptic number.

1123116771 is a deficient number, since it is larger than the sum of its proper divisors (678374429).

1123116771 is a wasteful number, since it uses less digits than its factorization.

1123116771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2814858.

The product of its digits is 1764, while the sum is 30.

The square root of 1123116771 is about 33512.9343836078. The cubic root of 1123116771 is about 1039.4612504848.

Adding to 1123116771 its reverse (1776113211), we get a palindrome (2899229982).

The spelling of 1123116771 in words is "one billion, one hundred twenty-three million, one hundred sixteen thousand, seven hundred seventy-one".