108187823 has 2 divisors, whose sum is σ = 108187824. Its totient is φ = 108187822.

The previous prime is 108187789. The next prime is 108187873. The reversal of 108187823 is 328781801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108187823 - 2⁸ = 108187567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108187873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54093911 + 54093912.

It is an arithmetic number, because the mean of its divisors is an integer number (54093912).

Almost surely, 2^108187823 is an apocalyptic number.

108187823 is a deficient number, since it is larger than the sum of its proper divisors (1).

108187823 is an equidigital number, since it uses as much as digits as its factorization.

108187823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 38.

The square root of 108187823 is about 10401.3375582182. The cubic root of 108187823 is about 476.4962209206.

The spelling of 108187823 in words is "one hundred eight million, one hundred eighty-seven thousand, eight hundred twenty-three".