4106681 has 2 divisors, whose sum is σ = 4106682. Its totient is φ = 4106680.

The previous prime is 4106677. The next prime is 4106699. The reversal of 4106681 is 1866014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3644281 + 462400 = 1909^2 + 680^2 .

It is a cyclic number.

It is not a de Polignac number, because 4106681 - 2² = 4106677 is a prime.

It is a super-2 number, since 2×4106681² = 33729657671522, 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 4106681.

It is not a weakly prime, because it can be changed into another prime (4106621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2053340 + 2053341.

It is an arithmetic number, because the mean of its divisors is an integer number (2053341).

Almost surely, 2^4106681 is an apocalyptic number.

It is an amenable number.

4106681 is a deficient number, since it is larger than the sum of its proper divisors (1).

4106681 is an equidigital number, since it uses as much as digits as its factorization.

4106681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 4106681 is about 2026.4947569634. The cubic root of 4106681 is about 160.1389548082.

The spelling of 4106681 in words is "four million, one hundred six thousand, six hundred eighty-one".