108426839 has 2 divisors, whose sum is σ = 108426840. Its totient is φ = 108426838.

The previous prime is 108426803. The next prime is 108426841. The reversal of 108426839 is 938624801.

It is a strong prime.

It is an emirp because it is prime and its reverse (938624801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108426839 - 2⁸ = 108426583 is a prime.

Together with 108426841, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 108426796 and 108426805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108426859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54213419 + 54213420.

It is an arithmetic number, because the mean of its divisors is an integer number (54213420).

Almost surely, 2^108426839 is an apocalyptic number.

108426839 is a deficient number, since it is larger than the sum of its proper divisors (1).

108426839 is an equidigital number, since it uses as much as digits as its factorization.

108426839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 108426839 is about 10412.8208954154. The cubic root of 108426839 is about 476.8468655958.

The spelling of 108426839 in words is "one hundred eight million, four hundred twenty-six thousand, eight hundred thirty-nine".