100588889 has 2 divisors, whose sum is σ = 100588890. Its totient is φ = 100588888.

The previous prime is 100588877. The next prime is 100588897. The reversal of 100588889 is 988885001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69139225 + 31449664 = 8315^2 + 5608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100588889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100588589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50294444 + 50294445.

It is an arithmetic number, because the mean of its divisors is an integer number (50294445).

Almost surely, 2^100588889 is an apocalyptic number.

It is an amenable number.

100588889 is a deficient number, since it is larger than the sum of its proper divisors (1).

100588889 is an equidigital number, since it uses as much as digits as its factorization.

100588889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 47.

The square root of 100588889 is about 10029.4012283885. The cubic root of 100588889 is about 465.0682275499.

The spelling of 100588889 in words is "one hundred million, five hundred eighty-eight thousand, eight hundred eighty-nine".