2112444297 has 6 divisors (see below), whose sum is σ = 3051308442. Its totient is φ = 1408296192.

The previous prime is 2112444287. The next prime is 2112444311. The reversal of 2112444297 is 7924442112.

It is a happy number.

2112444297 is a `hidden beast` number, since 2 + 1 + 124 + 442 + 97 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2077445241 + 34999056 = 45579^2 + 5916^2 .

It is not a de Polignac number, because 2112444297 - 2⁶ = 2112444233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112444287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117358008 + ... + 117358025.

It is an arithmetic number, because the mean of its divisors is an integer number (508551407).

Almost surely, 2^2112444297 is an apocalyptic number.

It is an amenable number.

2112444297 is a deficient number, since it is larger than the sum of its proper divisors (938864145).

2112444297 is a wasteful number, since it uses less digits than its factorization.

2112444297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234716039 (or 234716036 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2112444297 is about 45961.3348043766. The cubic root of 2112444297 is about 1283.1036939908.

The spelling of 2112444297 in words is "two billion, one hundred twelve million, four hundred forty-four thousand, two hundred ninety-seven".