1120112171 has 2 divisors, whose sum is σ = 1120112172. Its totient is φ = 1120112170.

The previous prime is 1120112143. The next prime is 1120112173. The reversal of 1120112171 is 1712110211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120112171 is a prime.

Together with 1120112173, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1120112173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560056085 + 560056086.

It is an arithmetic number, because the mean of its divisors is an integer number (560056086).

Almost surely, 2^1120112171 is an apocalyptic number.

1120112171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120112171 is an equidigital number, since it uses as much as digits as its factorization.

1120112171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

The square root of 1120112171 is about 33468.0768942585. The cubic root of 1120112171 is about 1038.5334886924.

Adding to 1120112171 its reverse (1712110211), we get a palindrome (2832222382).

The spelling of 1120112171 in words is "one billion, one hundred twenty million, one hundred twelve thousand, one hundred seventy-one".