11116423 has 2 divisors, whose sum is σ = 11116424. Its totient is φ = 11116422.

The previous prime is 11116421. The next prime is 11116433. The reversal of 11116423 is 32461111.

It is a weak prime.

It is an emirp because it is prime and its reverse (32461111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11116423 - 2¹ = 11116421 is a prime.

Together with 11116421, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11116423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11116421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5558211 + 5558212.

It is an arithmetic number, because the mean of its divisors is an integer number (5558212).

Almost surely, 2^11116423 is an apocalyptic number.

11116423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11116423 is an equidigital number, since it uses as much as digits as its factorization.

11116423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 19.

The square root of 11116423 is about 3334.1300214599. The cubic root of 11116423 is about 223.1798705634.

Adding to 11116423 its reverse (32461111), we get a palindrome (43577534).

The spelling of 11116423 in words is "eleven million, one hundred sixteen thousand, four hundred twenty-three".