11309117 has 2 divisors, whose sum is σ = 11309118. Its totient is φ = 11309116.

The previous prime is 11309113. The next prime is 11309119. The reversal of 11309117 is 71190311.

11309117 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6046681 + 5262436 = 2459^2 + 2294^2 .

It is an emirp because it is prime and its reverse (71190311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11309117 - 2² = 11309113 is a prime.

It is a super-2 number, since 2×11309117² = 255792254639378, which contains 22 as substring.

Together with 11309119, 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 = 11309092 and 11309101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11309113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5654558 + 5654559.

It is an arithmetic number, because the mean of its divisors is an integer number (5654559).

Almost surely, 2^11309117 is an apocalyptic number.

It is an amenable number.

11309117 is a deficient number, since it is larger than the sum of its proper divisors (1).

11309117 is an equidigital number, since it uses as much as digits as its factorization.

11309117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189, while the sum is 23.

The square root of 11309117 is about 3362.9030613445. The cubic root of 11309117 is about 224.4620365930.

Adding to 11309117 its reverse (71190311), we get a palindrome (82499428).

The spelling of 11309117 in words is "eleven million, three hundred nine thousand, one hundred seventeen".