2146195267 has 2 divisors, whose sum is σ = 2146195268. Its totient is φ = 2146195266.

The previous prime is 2146195253. The next prime is 2146195273. The reversal of 2146195267 is 7625916412.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2146195267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2146195237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073097633 + 1073097634.

It is an arithmetic number, because the mean of its divisors is an integer number (1073097634).

Almost surely, 2^2146195267 is an apocalyptic number.

2146195267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146195267 is an equidigital number, since it uses as much as digits as its factorization.

2146195267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 2146195267 is about 46327.0468193257. The cubic root of 2146195267 is about 1289.9010935126.

The spelling of 2146195267 in words is "two billion, one hundred forty-six million, one hundred ninety-five thousand, two hundred sixty-seven".