108442879 has 2 divisors, whose sum is σ = 108442880. Its totient is φ = 108442878.

The previous prime is 108442871. The next prime is 108442889. The reversal of 108442879 is 978244801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108442879 - 2³ = 108442871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108442871) 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, 54221439 + 54221440.

It is an arithmetic number, because the mean of its divisors is an integer number (54221440).

Almost surely, 2^108442879 is an apocalyptic number.

108442879 is a deficient number, since it is larger than the sum of its proper divisors (1).

108442879 is an equidigital number, since it uses as much as digits as its factorization.

108442879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 108442879 is about 10413.5910712876. The cubic root of 108442879 is about 476.8703783677.

The spelling of 108442879 in words is "one hundred eight million, four hundred forty-two thousand, eight hundred seventy-nine".