108202489 has 2 divisors, whose sum is σ = 108202490. Its totient is φ = 108202488.

The previous prime is 108202483. The next prime is 108202513. The reversal of 108202489 is 984202801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103327225 + 4875264 = 10165^2 + 2208^2 .

It is a cyclic number.

It is not a de Polignac number, because 108202489 - 2³ = 108202481 is a prime.

It is not a weakly prime, because it can be changed into another prime (108202481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54101244 + 54101245.

It is an arithmetic number, because the mean of its divisors is an integer number (54101245).

Almost surely, 2^108202489 is an apocalyptic number.

It is an amenable number.

108202489 is a deficient number, since it is larger than the sum of its proper divisors (1).

108202489 is an equidigital number, since it uses as much as digits as its factorization.

108202489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 108202489 is about 10402.0425398092. The cubic root of 108202489 is about 476.5177513099.

The spelling of 108202489 in words is "one hundred eight million, two hundred two thousand, four hundred eighty-nine".