105112115 has 8 divisors (see below), whose sum is σ = 127552320. Its totient is φ = 83144512.

The previous prime is 105112097. The next prime is 105112127. The reversal of 105112115 is 511211501.

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

It is a de Polignac number, because none of the positive numbers 2^k-105112115 is a prime.

It is a super-2 number, since 2×105112115² = 22097113439546450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105112093 and 105112102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117659 + ... + 118548.

It is an arithmetic number, because the mean of its divisors is an integer number (15944040).

Almost surely, 2^105112115 is an apocalyptic number.

105112115 is a deficient number, since it is larger than the sum of its proper divisors (22440205).

105112115 is an equidigital number, since it uses as much as digits as its factorization.

105112115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236301.

The product of its (nonzero) digits is 50, while the sum is 17.

The square root of 105112115 is about 10252.4199582343. The cubic root of 105112115 is about 471.9372507673.

Adding to 105112115 its reverse (511211501), we get a palindrome (616323616).

The spelling of 105112115 in words is "one hundred five million, one hundred twelve thousand, one hundred fifteen".