108828439 has 2 divisors, whose sum is σ = 108828440. Its totient is φ = 108828438.

The previous prime is 108828437. The next prime is 108828443. The reversal of 108828439 is 934828801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108828439 - 2¹ = 108828437 is a prime.

Together with 108828437, it forms a pair of twin primes.

It is equal to p_6239959 and since 108828439 and 6239959 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 108828395 and 108828404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108828431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54414219 + 54414220.

It is an arithmetic number, because the mean of its divisors is an integer number (54414220).

Almost surely, 2^108828439 is an apocalyptic number.

108828439 is a deficient number, since it is larger than the sum of its proper divisors (1).

108828439 is an equidigital number, since it uses as much as digits as its factorization.

108828439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 108828439 is about 10432.0869915851. The cubic root of 108828439 is about 477.4348680842.

It can be divided in two parts, 10882 and 8439, that added together give a square (19321 = 139²).

The spelling of 108828439 in words is "one hundred eight million, eight hundred twenty-eight thousand, four hundred thirty-nine".