108562889 has 2 divisors, whose sum is σ = 108562890. Its totient is φ = 108562888.

The previous prime is 108562879. The next prime is 108562931. The reversal of 108562889 is 988265801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78499600 + 30063289 = 8860^2 + 5483^2 .

It is a cyclic number.

It is not a de Polignac number, because 108562889 - 2⁸ = 108562633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108562819) 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, 54281444 + 54281445.

It is an arithmetic number, because the mean of its divisors is an integer number (54281445).

Almost surely, 2^108562889 is an apocalyptic number.

It is an amenable number.

108562889 is a deficient number, since it is larger than the sum of its proper divisors (1).

108562889 is an equidigital number, since it uses as much as digits as its factorization.

108562889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 47.

The square root of 108562889 is about 10419.3516592924. The cubic root of 108562889 is about 477.0462255246.

The spelling of 108562889 in words is "one hundred eight million, five hundred sixty-two thousand, eight hundred eighty-nine".