112122137 has 2 divisors, whose sum is σ = 112122138. Its totient is φ = 112122136.

The previous prime is 112122061. The next prime is 112122139. The reversal of 112122137 is 731221211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96904336 + 15217801 = 9844^2 + 3901^2 .

It is a cyclic number.

It is not a de Polignac number, because 112122137 - 2⁸ = 112121881 is a prime.

Together with 112122139, 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 (112122139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56061068 + 56061069.

It is an arithmetic number, because the mean of its divisors is an integer number (56061069).

Almost surely, 2^112122137 is an apocalyptic number.

It is an amenable number.

112122137 is a deficient number, since it is larger than the sum of its proper divisors (1).

112122137 is an equidigital number, since it uses as much as digits as its factorization.

112122137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 168, while the sum is 20.

The square root of 112122137 is about 10588.7741027940. The cubic root of 112122137 is about 482.2036079583.

Adding to 112122137 its reverse (731221211), we get a palindrome (843343348).

The spelling of 112122137 in words is "one hundred twelve million, one hundred twenty-two thousand, one hundred thirty-seven".