2647138367 has 2 divisors, whose sum is σ = 2647138368. Its totient is φ = 2647138366.

The previous prime is 2647138331. The next prime is 2647138381. The reversal of 2647138367 is 7638317462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2647138367 - 2⁸ = 2647138111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2647138327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323569183 + 1323569184.

It is an arithmetic number, because the mean of its divisors is an integer number (1323569184).

Almost surely, 2^2647138367 is an apocalyptic number.

2647138367 is a deficient number, since it is larger than the sum of its proper divisors (1).

2647138367 is an equidigital number, since it uses as much as digits as its factorization.

2647138367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 47.

The square root of 2647138367 is about 51450.3485605297. The cubic root of 2647138367 is about 1383.3292102198.

The spelling of 2647138367 in words is "two billion, six hundred forty-seven million, one hundred thirty-eight thousand, three hundred sixty-seven".