111305423 has 2 divisors, whose sum is σ = 111305424. Its totient is φ = 111305422.

The previous prime is 111305417. The next prime is 111305429. The reversal of 111305423 is 324503111.

It is a balanced prime because it is at equal distance from previous prime (111305417) and next prime (111305429).

It is an emirp because it is prime and its reverse (324503111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111305423 - 2⁸ = 111305167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111305395 and 111305404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111305429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55652711 + 55652712.

It is an arithmetic number, because the mean of its divisors is an integer number (55652712).

Almost surely, 2^111305423 is an apocalyptic number.

111305423 is a deficient number, since it is larger than the sum of its proper divisors (1).

111305423 is an equidigital number, since it uses as much as digits as its factorization.

111305423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 111305423 is about 10550.1385298962. The cubic root of 111305423 is about 481.0299398004.

Adding to 111305423 its reverse (324503111), we get a palindrome (435808534).

The spelling of 111305423 in words is "one hundred eleven million, three hundred five thousand, four hundred twenty-three".