111180317 has 2 divisors, whose sum is σ = 111180318. Its totient is φ = 111180316.

The previous prime is 111180283. The next prime is 111180319. The reversal of 111180317 is 713081111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84750436 + 26429881 = 9206^2 + 5141^2 .

It is a cyclic number.

It is not a de Polignac number, because 111180317 - 2⁶ = 111180253 is a prime.

It is a super-2 number, since 2×111180317² = 24722125776440978, which contains 22 as substring.

Together with 111180319, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111180292 and 111180301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111180319) by changing a digit.

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 as a sum of consecutive naturals, namely, 55590158 + 55590159.

It is an arithmetic number, because the mean of its divisors is an integer number (55590159).

Almost surely, 2^111180317 is an apocalyptic number.

It is an amenable number.

111180317 is a deficient number, since it is larger than the sum of its proper divisors (1).

111180317 is an equidigital number, since it uses as much as digits as its factorization.

111180317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 23.

The square root of 111180317 is about 10544.2077464360. The cubic root of 111180317 is about 480.8496482170.

The spelling of 111180317 in words is "one hundred eleven million, one hundred eighty thousand, three hundred seventeen".