111104111 has 2 divisors, whose sum is σ = 111104112. Its totient is φ = 111104110.

The previous prime is 111104107. The next prime is 111104171. The reversal of 111104111 is 111401111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111104111 - 2² = 111104107 is a prime.

It is a super-2 number, since 2×111104111² = 24688246962200642, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111104092 and 111104101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111104171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55552055 + 55552056.

It is an arithmetic number, because the mean of its divisors is an integer number (55552056).

Almost surely, 2^111104111 is an apocalyptic number.

111104111 is a deficient number, since it is larger than the sum of its proper divisors (1).

111104111 is an equidigital number, since it uses as much as digits as its factorization.

111104111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

The square root of 111104111 is about 10540.5934842399. The cubic root of 111104111 is about 480.7397606499.

Adding to 111104111 its reverse (111401111), we get a palindrome (222505222).

The spelling of 111104111 in words is "one hundred eleven million, one hundred four thousand, one hundred eleven".