111239336317 has 2 divisors, whose sum is σ = 111239336318. Its totient is φ = 111239336316.

The previous prime is 111239336303. The next prime is 111239336321. The reversal of 111239336317 is 713633932111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95245687161 + 15993649156 = 308619^2 + 126466^2 .

It is an emirp because it is prime and its reverse (713633932111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111239336317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111239336317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111239331317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55619668158 + 55619668159.

It is an arithmetic number, because the mean of its divisors is an integer number (55619668159).

Almost surely, 2^111239336317 is an apocalyptic number.

It is an amenable number.

111239336317 is a deficient number, since it is larger than the sum of its proper divisors (1).

111239336317 is an equidigital number, since it uses as much as digits as its factorization.

111239336317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 40.

The spelling of 111239336317 in words is "one hundred eleven billion, two hundred thirty-nine million, three hundred thirty-six thousand, three hundred seventeen".