1123132113 has 12 divisors (see below), whose sum is σ = 1692837120. Its totient is φ = 716200056.

The previous prime is 1123132079. The next prime is 1123132121. The reversal of 1123132113 is 3112313211.

It is not a de Polignac number, because 1123132113 - 2⁹ = 1123131601 is a prime.

It is a super-2 number, since 2×1123132113² = 2522851486503689538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123132133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2712673 + ... + 2713086.

It is an arithmetic number, because the mean of its divisors is an integer number (141069760).

Almost surely, 2^1123132113 is an apocalyptic number.

It is an amenable number.

1123132113 is a deficient number, since it is larger than the sum of its proper divisors (569705007).

1123132113 is a wasteful number, since it uses less digits than its factorization.

1123132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5425788 (or 5425785 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 1123132113 is about 33513.1632795235. The cubic root of 1123132113 is about 1039.4659835462.

Adding to 1123132113 its reverse (3112313211), we get a palindrome (4235445324).

It can be divided in two parts, 112313211 and 3, that multiplied together give a palindrome (336939633).

The spelling of 1123132113 in words is "one billion, one hundred twenty-three million, one hundred thirty-two thousand, one hundred thirteen".