111111110927 has 2 divisors, whose sum is σ = 111111110928. Its totient is φ = 111111110926.

The previous prime is 111111110911. The next prime is 111111110947. The reversal of 111111110927 is 729011111111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111111110927 - 2⁴ = 111111110911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111111110896 and 111111110905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111111110947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555555463 + 55555555464.

It is an arithmetic number, because the mean of its divisors is an integer number (55555555464).

Almost surely, 2^111111110927 is an apocalyptic number.

111111110927 is a deficient number, since it is larger than the sum of its proper divisors (1).

111111110927 is an equidigital number, since it uses as much as digits as its factorization.

111111110927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 26.

The spelling of 111111110927 in words is "one hundred eleven billion, one hundred eleven million, one hundred ten thousand, nine hundred twenty-seven".