108593439 has 8 divisors (see below), whose sum is σ = 146418480. Its totient is φ = 71582016.

The previous prime is 108593431. The next prime is 108593477. The reversal of 108593439 is 934395801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 108593439 - 2³ = 108593431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108593439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108593431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203092 + ... + 203625.

It is an arithmetic number, because the mean of its divisors is an integer number (18302310).

Almost surely, 2^108593439 is an apocalyptic number.

108593439 is a deficient number, since it is larger than the sum of its proper divisors (37825041).

108593439 is an equidigital number, since it uses as much as digits as its factorization.

108593439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406809.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 108593439 is about 10420.8175782901. The cubic root of 108593439 is about 477.0909688541.

The spelling of 108593439 in words is "one hundred eight million, five hundred ninety-three thousand, four hundred thirty-nine".