112790687127617 has 4 divisors (see below), whose sum is σ = 112790744367300. Its totient is φ = 112790629887936.

The previous prime is 112790687127589. The next prime is 112790687127739. The reversal of 112790687127617 is 716721786097211.

It is a Cunningham number, because it is equal to 10620296²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26591513636416 + 86199173491201 = 5156696^2 + 9284351^2 .

It is a cyclic number.

It is not a de Polignac number, because 112790687127617 - 2⁶ = 112790687127553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112790687127017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25554668 + ... + 29641565.

It is an arithmetic number, because the mean of its divisors is an integer number (28197686091825).

Almost surely, 2^{112790687127617} is an apocalyptic number.

It is an amenable number.

112790687127617 is a deficient number, since it is larger than the sum of its proper divisors (57239683).

112790687127617 is an equidigital number, since it uses as much as digits as its factorization.

112790687127617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57239682.

The product of its (nonzero) digits is 24893568, while the sum is 65.

The spelling of 112790687127617 in words is "one hundred twelve trillion, seven hundred ninety billion, six hundred eighty-seven million, one hundred twenty-seven thousand, six hundred seventeen".