112561705 has 8 divisors (see below), whose sum is σ = 135577800. Its totient is φ = 89713536.

The previous prime is 112561699. The next prime is 112561711. The reversal of 112561705 is 507165211.

It is an interprime number because it is at equal distance from previous prime (112561699) and next prime (112561711).

It can be written as a sum of positive squares in 4 ways, for example, as 6492304 + 106069401 = 2548^2 + 10299^2 .

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 112561705 - 2¹⁹ = 112037417 is a prime.

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, 40500 + ... + 43189.

It is an arithmetic number, because the mean of its divisors is an integer number (16947225).

Almost surely, 2^112561705 is an apocalyptic number.

It is an amenable number.

112561705 is a deficient number, since it is larger than the sum of its proper divisors (23016095).

112561705 is an equidigital number, since it uses as much as digits as its factorization.

112561705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83963.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 112561705 is about 10609.5101206418. The cubic root of 112561705 is about 482.8329362045.

It can be divided in two parts, 11 and 2561705, that added together give a triangular number (2561716 = T₂₂₆₃).

The spelling of 112561705 in words is "one hundred twelve million, five hundred sixty-one thousand, seven hundred five".