111316717 has 4 divisors (see below), whose sum is σ = 111357180. Its totient is φ = 111276256.

The previous prime is 111316693. The next prime is 111316729. The reversal of 111316717 is 717613111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 717613111 = 43 ⋅16688677.

It can be written as a sum of positive squares in 2 ways, for example, as 9326916 + 101989801 = 3054^2 + 10099^2 .

It is a cyclic number.

It is not a de Polignac number, because 111316717 - 2¹¹ = 111314669 is a prime.

It is a super-2 number, since 2×111316717² = 24782822967316178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111316787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15778 + ... + 21715.

It is an arithmetic number, because the mean of its divisors is an integer number (27839295).

Almost surely, 2^111316717 is an apocalyptic number.

It is an amenable number.

111316717 is a deficient number, since it is larger than the sum of its proper divisors (40463).

111316717 is an equidigital number, since it uses as much as digits as its factorization.

111316717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40462.

The product of its digits is 882, while the sum is 28.

The square root of 111316717 is about 10550.6737699542. The cubic root of 111316717 is about 481.0462090538.

Adding to 111316717 its reverse (717613111), we get a palindrome (828929828).

The spelling of 111316717 in words is "one hundred eleven million, three hundred sixteen thousand, seven hundred seventeen".