111197027 has 2 divisors, whose sum is σ = 111197028. Its totient is φ = 111197026.

The previous prime is 111196999. The next prime is 111197033. The reversal of 111197027 is 720791111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111197027 - 2¹⁰ = 111196003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111197057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55598513 + 55598514.

It is an arithmetic number, because the mean of its divisors is an integer number (55598514).

Almost surely, 2^111197027 is an apocalyptic number.

111197027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111197027 is an equidigital number, since it uses as much as digits as its factorization.

111197027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882, while the sum is 29.

The square root of 111197027 is about 10545.0000948317. Note that the first 4 decimals coincide. The cubic root of 111197027 is about 480.8737369986.

The spelling of 111197027 in words is "one hundred eleven million, one hundred ninety-seven thousand, twenty-seven".