4100489 has 2 divisors, whose sum is σ = 4100490. Its totient is φ = 4100488.

The previous prime is 4100479. The next prime is 4100521. The reversal of 4100489 is 9840014.

4100489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4000000 + 100489 = 2000^2 + 317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4100489 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4100419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2050244 + 2050245.

It is an arithmetic number, because the mean of its divisors is an integer number (2050245).

Almost surely, 2^4100489 is an apocalyptic number.

It is an amenable number.

4100489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4100489 is an equidigital number, since it uses as much as digits as its factorization.

4100489 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4100489 is about 2024.9664194747. The cubic root of 4100489 is about 160.0584291809.

It can be divided in two parts, 4 and 100489, that multiplied together give a square (401956 = 634²).

The spelling of 4100489 in words is "four million, one hundred thousand, four hundred eighty-nine".