4101689 has 2 divisors, whose sum is σ = 4101690. Its totient is φ = 4101688.

The previous prime is 4101679. The next prime is 4101733. The reversal of 4101689 is 9861014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 1605289 = 1580^2 + 1267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4101689 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4101679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2050844 + 2050845.

It is an arithmetic number, because the mean of its divisors is an integer number (2050845).

Almost surely, 2^4101689 is an apocalyptic number.

It is an amenable number.

4101689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4101689 is an equidigital number, since it uses as much as digits as its factorization.

4101689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 4101689 is about 2025.2626990097. The cubic root of 4101689 is about 160.0740412524.

The spelling of 4101689 in words is "four million, one hundred one thousand, six hundred eighty-nine".