108082309 has 2 divisors, whose sum is σ = 108082310. Its totient is φ = 108082308.

The previous prime is 108082297. The next prime is 108082339. The reversal of 108082309 is 903280801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83777409 + 24304900 = 9153^2 + 4930^2 .

It is a cyclic number.

It is not a de Polignac number, because 108082309 - 2¹⁵ = 108049541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108082339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54041154 + 54041155.

It is an arithmetic number, because the mean of its divisors is an integer number (54041155).

Almost surely, 2^108082309 is an apocalyptic number.

It is an amenable number.

108082309 is a deficient number, since it is larger than the sum of its proper divisors (1).

108082309 is an equidigital number, since it uses as much as digits as its factorization.

108082309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 108082309 is about 10396.2641847925. The cubic root of 108082309 is about 476.3412639377.

The spelling of 108082309 in words is "one hundred eight million, eighty-two thousand, three hundred nine".