2106864713 has 2 divisors, whose sum is σ = 2106864714. Its totient is φ = 2106864712.

The previous prime is 2106864709. The next prime is 2106864719. The reversal of 2106864713 is 3174686012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1223110729 + 883753984 = 34973^2 + 29728^2 .

It is a cyclic number.

It is not a de Polignac number, because 2106864713 - 2² = 2106864709 is a prime.

It is not a weakly prime, because it can be changed into another prime (2106864719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053432356 + 1053432357.

It is an arithmetic number, because the mean of its divisors is an integer number (1053432357).

Almost surely, 2^2106864713 is an apocalyptic number.

It is an amenable number.

2106864713 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106864713 is an equidigital number, since it uses as much as digits as its factorization.

2106864713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 2106864713 is about 45900.5959983092. The cubic root of 2106864713 is about 1281.9730137191.

The spelling of 2106864713 in words is "two billion, one hundred six million, eight hundred sixty-four thousand, seven hundred thirteen".