108491339 has 4 divisors (see below), whose sum is σ = 118354200. Its totient is φ = 98628480.

The previous prime is 108491329. The next prime is 108491353. The reversal of 108491339 is 933194801.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 108491339 - 2¹² = 108487243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108491309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4931414 + ... + 4931435.

It is an arithmetic number, because the mean of its divisors is an integer number (29588550).

Almost surely, 2^108491339 is an apocalyptic number.

108491339 is a deficient number, since it is larger than the sum of its proper divisors (9862861).

108491339 is an equidigital number, since it uses as much as digits as its factorization.

108491339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9862860.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 108491339 is about 10415.9175783989. The cubic root of 108491339 is about 476.9414010029.

The spelling of 108491339 in words is "one hundred eight million, four hundred ninety-one thousand, three hundred thirty-nine".