112111157 has 2 divisors, whose sum is σ = 112111158. Its totient is φ = 112111156.

The previous prime is 112111127. The next prime is 112111163. The reversal of 112111157 is 751111211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89889361 + 22221796 = 9481^2 + 4714^2 .

It is a cyclic number.

It is not a de Polignac number, because 112111157 - 2¹⁸ = 111849013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112111117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055578 + 56055579.

It is an arithmetic number, because the mean of its divisors is an integer number (56055579).

Almost surely, 2^112111157 is an apocalyptic number.

It is an amenable number.

112111157 is a deficient number, since it is larger than the sum of its proper divisors (1).

112111157 is an equidigital number, since it uses as much as digits as its factorization.

112111157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70, while the sum is 20.

The square root of 112111157 is about 10588.2556164838. The cubic root of 112111157 is about 482.1878668846.

Adding to 112111157 its reverse (751111211), we get a palindrome (863222368).

The spelling of 112111157 in words is "one hundred twelve million, one hundred eleven thousand, one hundred fifty-seven".