113112105 has 8 divisors (see below), whose sum is σ = 180979392. Its totient is φ = 60326448.

The previous prime is 113112061. The next prime is 113112199. The reversal of 113112105 is 501211311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113112105 - 2¹¹ = 113110057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 7540807 = 113112105 / (1 + 1 + 3 + 1 + 1 + 2 + 1 + 0 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3770389 + ... + 3770418.

It is an arithmetic number, because the mean of its divisors is an integer number (22622424).

Almost surely, 2^113112105 is an apocalyptic number.

113112105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113112105 is a deficient number, since it is larger than the sum of its proper divisors (67867287).

113112105 is an equidigital number, since it uses as much as digits as its factorization.

113112105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7540815.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 113112105 is about 10635.4174812275. The cubic root of 113112105 is about 483.6186364195.

Adding to 113112105 its reverse (501211311), we get a palindrome (614323416).

The spelling of 113112105 in words is "one hundred thirteen million, one hundred twelve thousand, one hundred five".