112105745 has 8 divisors (see below), whose sum is σ = 138162984. Its totient is φ = 87260544.

The previous prime is 112105733. The next prime is 112105771. The reversal of 112105745 is 547501211.

It is a Cunningham number, because it is equal to 10588²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 40347904 + 71757841 = 6352^2 + 8471^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 112105745 - 2⁸ = 112105489 is a prime.

It is a Duffinian number.

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, 302804 + ... + 303173.

It is an arithmetic number, because the mean of its divisors is an integer number (17270373).

Almost surely, 2^112105745 is an apocalyptic number.

It is an amenable number.

112105745 is a deficient number, since it is larger than the sum of its proper divisors (26057239).

112105745 is an equidigital number, since it uses as much as digits as its factorization.

112105745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606019.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 112105745 is about 10588.0000472233. Note that the first 4 decimals coincide. The cubic root of 112105745 is about 482.1801077915.

Adding to 112105745 its reverse (547501211), we get a palindrome (659606956).

The spelling of 112105745 in words is "one hundred twelve million, one hundred five thousand, seven hundred forty-five".