4108713983981 has 2 divisors, whose sum is σ = 4108713983982. Its totient is φ = 4108713983980.

The previous prime is 4108713983917. The next prime is 4108713984013. The reversal of 4108713983981 is 1893893178014.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2653204445956 + 1455509538025 = 1628866^2 + 1206445^2 .

It is a cyclic number.

It is not a de Polignac number, because 4108713983981 - 2⁶ = 4108713983917 is a prime.

It is a super-2 number, since 2×4108713983981² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4108713986981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2054356991990 + 2054356991991.

It is an arithmetic number, because the mean of its divisors is an integer number (2054356991991).

Almost surely, 2^{4108713983981} is an apocalyptic number.

It is an amenable number.

4108713983981 is a deficient number, since it is larger than the sum of its proper divisors (1).

4108713983981 is an equidigital number, since it uses as much as digits as its factorization.

4108713983981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 4108713983981 in words is "four trillion, one hundred eight billion, seven hundred thirteen million, nine hundred eighty-three thousand, nine hundred eighty-one".