108393509075717 has 4 divisors (see below), whose sum is σ = 108393630644640. Its totient is φ = 108393387506796.

The previous prime is 108393509075671. The next prime is 108393509075743. The reversal of 108393509075717 is 717570905393801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 108393509075717 - 2³² = 108389214108421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108393509075317) 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, 59437073 + ... + 61233590.

It is an arithmetic number, because the mean of its divisors is an integer number (27098407661160).

Almost surely, 2^{108393509075717} is an apocalyptic number.

It is an amenable number.

108393509075717 is a deficient number, since it is larger than the sum of its proper divisors (121568923).

108393509075717 is an equidigital number, since it uses as much as digits as its factorization.

108393509075717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121568922.

The product of its (nonzero) digits is 50009400, while the sum is 65.

The spelling of 108393509075717 in words is "one hundred eight trillion, three hundred ninety-three billion, five hundred nine million, seventy-five thousand, seven hundred seventeen".