11142317 has 2 divisors, whose sum is σ = 11142318. Its totient is φ = 11142316.

The previous prime is 11142311. The next prime is 11142319. The reversal of 11142317 is 71324111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8934121 + 2208196 = 2989^2 + 1486^2 .

It is a cyclic number.

It is not a de Polignac number, because 11142317 - 2⁶ = 11142253 is a prime.

Together with 11142319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11142311) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571158 + 5571159.

It is an arithmetic number, because the mean of its divisors is an integer number (5571159).

Almost surely, 2^11142317 is an apocalyptic number.

It is an amenable number.

11142317 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142317 is an equidigital number, since it uses as much as digits as its factorization.

11142317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168, while the sum is 20.

The square root of 11142317 is about 3338.0109346735. The cubic root of 11142317 is about 223.3530239316.

Adding to 11142317 its reverse (71324111), we get a palindrome (82466428).

The spelling of 11142317 in words is "eleven million, one hundred forty-two thousand, three hundred seventeen".