100002289 has 2 divisors, whose sum is σ = 100002290. Its totient is φ = 100002288.

The previous prime is 100002283. The next prime is 100002337. The reversal of 100002289 is 982200001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75082225 + 24920064 = 8665^2 + 4992^2 .

It is a cyclic number.

It is not a de Polignac number, because 100002289 - 2⁹ = 100001777 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100002283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50001144 + 50001145.

It is an arithmetic number, because the mean of its divisors is an integer number (50001145).

Almost surely, 2^100002289 is an apocalyptic number.

It is an amenable number.

100002289 is a deficient number, since it is larger than the sum of its proper divisors (1).

100002289 is an equidigital number, since it uses as much as digits as its factorization.

100002289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 100002289 is about 10000.1144493451. The cubic root of 100002289 is about 464.1624248665.

The spelling of 100002289 in words is "one hundred million, two thousand, two hundred eighty-nine".