111401317 has 2 divisors, whose sum is σ = 111401318. Its totient is φ = 111401316.

The previous prime is 111401309. The next prime is 111401341. The reversal of 111401317 is 713104111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97495876 + 13905441 = 9874^2 + 3729^2 .

It is a cyclic number.

It is not a de Polignac number, because 111401317 - 2³ = 111401309 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111401294 and 111401303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111401377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55700658 + 55700659.

It is an arithmetic number, because the mean of its divisors is an integer number (55700659).

Almost surely, 2^111401317 is an apocalyptic number.

It is an amenable number.

111401317 is a deficient number, since it is larger than the sum of its proper divisors (1).

111401317 is an equidigital number, since it uses as much as digits as its factorization.

111401317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 111401317 is about 10554.6822311238. The cubic root of 111401317 is about 481.1680422191.

Adding to 111401317 its reverse (713104111), we get a palindrome (824505428).

The spelling of 111401317 in words is "one hundred eleven million, four hundred one thousand, three hundred seventeen".