2138064143287 has 2 divisors, whose sum is σ = 2138064143288. Its totient is φ = 2138064143286.

The previous prime is 2138064143227. The next prime is 2138064143309. The reversal of 2138064143287 is 7823414608312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2138064143287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2138064143287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2138064143227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1069032071643 + 1069032071644.

It is an arithmetic number, because the mean of its divisors is an integer number (1069032071644).

Almost surely, 2^{2138064143287} is an apocalyptic number.

2138064143287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2138064143287 is an equidigital number, since it uses as much as digits as its factorization.

2138064143287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 2138064143287 in words is "two trillion, one hundred thirty-eight billion, sixty-four million, one hundred forty-three thousand, two hundred eighty-seven".