2291195267 has 2 divisors, whose sum is σ = 2291195268. Its totient is φ = 2291195266.

The previous prime is 2291195243. The next prime is 2291195279. The reversal of 2291195267 is 7625911922.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2291195267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2291195227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145597633 + 1145597634.

It is an arithmetic number, because the mean of its divisors is an integer number (1145597634).

Almost surely, 2^2291195267 is an apocalyptic number.

2291195267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2291195267 is an equidigital number, since it uses as much as digits as its factorization.

2291195267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 44.

The square root of 2291195267 is about 47866.4315256527. The cubic root of 2291195267 is about 1318.3195763321.

The spelling of 2291195267 in words is "two billion, two hundred ninety-one million, one hundred ninety-five thousand, two hundred sixty-seven".