111364523 has 2 divisors, whose sum is σ = 111364524. Its totient is φ = 111364522.

The previous prime is 111364511. The next prime is 111364531. The reversal of 111364523 is 325463111.

It is a strong prime.

It is an emirp because it is prime and its reverse (325463111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111364523 - 2¹² = 111360427 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 111364492 and 111364501.

It is not a weakly prime, because it can be changed into another prime (111364723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55682261 + 55682262.

It is an arithmetic number, because the mean of its divisors is an integer number (55682262).

Almost surely, 2^111364523 is an apocalyptic number.

111364523 is a deficient number, since it is larger than the sum of its proper divisors (1).

111364523 is an equidigital number, since it uses as much as digits as its factorization.

111364523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 111364523 is about 10552.9390692830. The cubic root of 111364523 is about 481.1150624552.

The spelling of 111364523 in words is "one hundred eleven million, three hundred sixty-four thousand, five hundred twenty-three".