108426089 has 2 divisors, whose sum is σ = 108426090. Its totient is φ = 108426088.

The previous prime is 108426083. The next prime is 108426121. The reversal of 108426089 is 980624801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102010000 + 6416089 = 10100^2 + 2533^2 .

It is a cyclic number.

It is not a de Polignac number, because 108426089 - 2²⁰ = 107377513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108426083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54213044 + 54213045.

It is an arithmetic number, because the mean of its divisors is an integer number (54213045).

Almost surely, 2^108426089 is an apocalyptic number.

It is an amenable number.

108426089 is a deficient number, since it is larger than the sum of its proper divisors (1).

108426089 is an equidigital number, since it uses as much as digits as its factorization.

108426089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 108426089 is about 10412.7848820572. The cubic root of 108426089 is about 476.8457661264.

The spelling of 108426089 in words is "one hundred eight million, four hundred twenty-six thousand, eighty-nine".