112121237 has 2 divisors, whose sum is σ = 112121238. Its totient is φ = 112121236.

The previous prime is 112121213. The next prime is 112121249. The reversal of 112121237 is 732121211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72607441 + 39513796 = 8521^2 + 6286^2 .

It is a cyclic number.

It is not a de Polignac number, because 112121237 - 2⁶ = 112121173 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 (112121257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060618 + 56060619.

It is an arithmetic number, because the mean of its divisors is an integer number (56060619).

Almost surely, 2^112121237 is an apocalyptic number.

It is an amenable number.

112121237 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121237 is an equidigital number, since it uses as much as digits as its factorization.

112121237 is an evil number, because the sum of its binary digits is even.

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

The square root of 112121237 is about 10588.7316048713. The cubic root of 112121237 is about 482.2023177450.

Adding to 112121237 its reverse (732121211), we get a palindrome (844242448).

The spelling of 112121237 in words is "one hundred twelve million, one hundred twenty-one thousand, two hundred thirty-seven".