2112293761 has 2 divisors, whose sum is σ = 2112293762. Its totient is φ = 2112293760.

The previous prime is 2112293749. The next prime is 2112293789. The reversal of 2112293761 is 1673922112.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1689210000 + 423083761 = 41100^2 + 20569^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112293761 - 2²⁵ = 2078739329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112293731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056146880 + 1056146881.

It is an arithmetic number, because the mean of its divisors is an integer number (1056146881).

Almost surely, 2^2112293761 is an apocalyptic number.

It is an amenable number.

2112293761 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112293761 is an equidigital number, since it uses as much as digits as its factorization.

2112293761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 2112293761 is about 45959.6971378185. The cubic root of 2112293761 is about 1283.0732146252.

The spelling of 2112293761 in words is "two billion, one hundred twelve million, two hundred ninety-three thousand, seven hundred sixty-one".