2112367867 has 2 divisors, whose sum is σ = 2112367868. Its totient is φ = 2112367866.

The previous prime is 2112367837. The next prime is 2112367889. The reversal of 2112367867 is 7687632112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2112367867 - 2¹⁹ = 2111843579 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112367837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056183933 + 1056183934.

It is an arithmetic number, because the mean of its divisors is an integer number (1056183934).

Almost surely, 2^2112367867 is an apocalyptic number.

2112367867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112367867 is an equidigital number, since it uses as much as digits as its factorization.

2112367867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 43.

The square root of 2112367867 is about 45960.5033371046. The cubic root of 2112367867 is about 1283.0882192162.

Adding to 2112367867 its reverse (7687632112), we get a palindrome (9799999979).

The spelling of 2112367867 in words is "two billion, one hundred twelve million, three hundred sixty-seven thousand, eight hundred sixty-seven".