111132313 has 2 divisors, whose sum is σ = 111132314. Its totient is φ = 111132312.

The previous prime is 111132289. The next prime is 111132331. The reversal of 111132313 is 313231111.

Together with next prime (111132331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85599504 + 25532809 = 9252^2 + 5053^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111132313 is a prime.

It is not a weakly prime, because it can be changed into another prime (111136313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55566156 + 55566157.

It is an arithmetic number, because the mean of its divisors is an integer number (55566157).

Almost surely, 2^111132313 is an apocalyptic number.

It is an amenable number.

111132313 is a deficient number, since it is larger than the sum of its proper divisors (1).

111132313 is an equidigital number, since it uses as much as digits as its factorization.

111132313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54, while the sum is 16.

The square root of 111132313 is about 10541.9311798171. The cubic root of 111132313 is about 480.7804332395.

Adding to 111132313 its reverse (313231111), we get a palindrome (424363424).

The spelling of 111132313 in words is "one hundred eleven million, one hundred thirty-two thousand, three hundred thirteen".