1130111113 has 4 divisors (see below), whose sum is σ = 1130875668. Its totient is φ = 1129346560.

The previous prime is 1130111093. The next prime is 1130111117. The reversal of 1130111113 is 3111110311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3111110311 = 6703 ⋅464137.

It can be written as a sum of positive squares in 2 ways, for example, as 464316304 + 665794809 = 21548^2 + 25803^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130111113 - 2²⁹ = 593240201 is a prime.

It is a super-2 number, since 2×1130111113² = 2554302255452197538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130111093 and 1130111102.

It is not an unprimeable number, because it can be changed into a prime (1130111117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380056 + ... + 383017.

It is an arithmetic number, because the mean of its divisors is an integer number (282718917).

Almost surely, 2^1130111113 is an apocalyptic number.

It is an amenable number.

1130111113 is a deficient number, since it is larger than the sum of its proper divisors (764555).

1130111113 is an equidigital number, since it uses as much as digits as its factorization.

1130111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764554.

The product of its (nonzero) digits is 9, while the sum is 13.

The square root of 1130111113 is about 33617.1252935167. The cubic root of 1130111113 is about 1041.6145757532.

Adding to 1130111113 its reverse (3111110311), we get a palindrome (4241221424).

The spelling of 1130111113 in words is "one billion, one hundred thirty million, one hundred eleven thousand, one hundred thirteen".