4108661 has 2 divisors, whose sum is σ = 4108662. Its totient is φ = 4108660.

The previous prime is 4108627. The next prime is 4108667. The reversal of 4108661 is 1668014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 630436 = 1865^2 + 794^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4108661 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4108661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4108667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2054330 + 2054331.

It is an arithmetic number, because the mean of its divisors is an integer number (2054331).

Almost surely, 2^4108661 is an apocalyptic number.

It is an amenable number.

4108661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4108661 is an equidigital number, since it uses as much as digits as its factorization.

4108661 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 4108661 is about 2026.9832263736. The cubic root of 4108661 is about 160.1646872010.

The spelling of 4108661 in words is "four million, one hundred eight thousand, six hundred sixty-one".