2686113791 has 2 divisors, whose sum is σ = 2686113792. Its totient is φ = 2686113790.

The previous prime is 2686113751. The next prime is 2686113799. The reversal of 2686113791 is 1973116862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2686113791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2686113799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343056895 + 1343056896.

It is an arithmetic number, because the mean of its divisors is an integer number (1343056896).

Almost surely, 2^2686113791 is an apocalyptic number.

2686113791 is a deficient number, since it is larger than the sum of its proper divisors (1).

2686113791 is an equidigital number, since it uses as much as digits as its factorization.

2686113791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 2686113791 is about 51827.7318720393. The cubic root of 2686113791 is about 1390.0853580071.

The spelling of 2686113791 in words is "two billion, six hundred eighty-six million, one hundred thirteen thousand, seven hundred ninety-one".