2143976713 has 2 divisors, whose sum is σ = 2143976714. Its totient is φ = 2143976712.

The previous prime is 2143976693. The next prime is 2143976759. The reversal of 2143976713 is 3176793412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1655920249 + 488056464 = 40693^2 + 22092^2 .

It is a cyclic number.

It is not a de Polignac number, because 2143976713 - 2²¹ = 2141879561 is a prime.

It is a super-2 number, since 2×2143976713² = 9193272291772568738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2143976713.

It is not a weakly prime, because it can be changed into another prime (2143979713) 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, 1071988356 + 1071988357.

It is an arithmetic number, because the mean of its divisors is an integer number (1071988357).

Almost surely, 2^2143976713 is an apocalyptic number.

It is an amenable number.

2143976713 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143976713 is an equidigital number, since it uses as much as digits as its factorization.

2143976713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 43.

The square root of 2143976713 is about 46303.0961491778. The cubic root of 2143976713 is about 1289.4564769536.

The spelling of 2143976713 in words is "two billion, one hundred forty-three million, nine hundred seventy-six thousand, seven hundred thirteen".