111716347 has 4 divisors (see below), whose sum is σ = 111767040. Its totient is φ = 111665656.

The previous prime is 111716329. The next prime is 111716369. The reversal of 111716347 is 743617111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 743617111 = 17 ⋅43742183.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111716347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111716317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21883 + ... + 26500.

It is an arithmetic number, because the mean of its divisors is an integer number (27941760).

Almost surely, 2^111716347 is an apocalyptic number.

111716347 is a deficient number, since it is larger than the sum of its proper divisors (50693).

111716347 is an equidigital number, since it uses as much as digits as its factorization.

111716347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50692.

The product of its digits is 3528, while the sum is 31.

The square root of 111716347 is about 10569.5954037986. The cubic root of 111716347 is about 481.6211778154.

The spelling of 111716347 in words is "one hundred eleven million, seven hundred sixteen thousand, three hundred forty-seven".