113132111 has 4 divisors (see below), whose sum is σ = 113177712. Its totient is φ = 113086512.

The previous prime is 113132077. The next prime is 113132119. The reversal of 113132111 is 111231311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111231311 = 2729 ⋅40759.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113132111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113132119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18851 + ... + 24116.

It is an arithmetic number, because the mean of its divisors is an integer number (28294428).

Almost surely, 2^113132111 is an apocalyptic number.

113132111 is a deficient number, since it is larger than the sum of its proper divisors (45601).

113132111 is an equidigital number, since it uses as much as digits as its factorization.

113132111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45600.

The product of its digits is 18, while the sum is 14.

The square root of 113132111 is about 10636.3579763000. The cubic root of 113132111 is about 483.6471470847.

Adding to 113132111 its reverse (111231311), we get a palindrome (224363422).

The spelling of 113132111 in words is "one hundred thirteen million, one hundred thirty-two thousand, one hundred eleven".