112122187 has 2 divisors, whose sum is σ = 112122188. Its totient is φ = 112122186.

The previous prime is 112122169. The next prime is 112122193. The reversal of 112122187 is 781221211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112122187 - 2¹¹ = 112120139 is a prime.

It is not a weakly prime, because it can be changed into another prime (112122137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56061093 + 56061094.

It is an arithmetic number, because the mean of its divisors is an integer number (56061094).

Almost surely, 2^112122187 is an apocalyptic number.

112122187 is a deficient number, since it is larger than the sum of its proper divisors (1).

112122187 is an equidigital number, since it uses as much as digits as its factorization.

112122187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 448, while the sum is 25.

The square root of 112122187 is about 10588.7764637847. The cubic root of 112122187 is about 482.2036796366.

Adding to 112122187 its reverse (781221211), we get a palindrome (893343398).

The spelling of 112122187 in words is "one hundred twelve million, one hundred twenty-two thousand, one hundred eighty-seven".