108465139 has 2 divisors, whose sum is σ = 108465140. Its totient is φ = 108465138.

The previous prime is 108465113. The next prime is 108465173. The reversal of 108465139 is 931564801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108465139 - 2⁵ = 108465107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108465098 and 108465107.

It is not a weakly prime, because it can be changed into another prime (108465179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54232569 + 54232570.

It is an arithmetic number, because the mean of its divisors is an integer number (54232570).

Almost surely, 2^108465139 is an apocalyptic number.

108465139 is a deficient number, since it is larger than the sum of its proper divisors (1).

108465139 is an equidigital number, since it uses as much as digits as its factorization.

108465139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 108465139 is about 10414.6598120150. The cubic root of 108465139 is about 476.9030050939.

The spelling of 108465139 in words is "one hundred eight million, four hundred sixty-five thousand, one hundred thirty-nine".