108405593 has 2 divisors, whose sum is σ = 108405594. Its totient is φ = 108405592.

The previous prime is 108405589. The next prime is 108405607. The reversal of 108405593 is 395504801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108222409 + 183184 = 10403^2 + 428^2 .

It is an emirp because it is prime and its reverse (395504801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108405593 - 2² = 108405589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (108405503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54202796 + 54202797.

It is an arithmetic number, because the mean of its divisors is an integer number (54202797).

Almost surely, 2^108405593 is an apocalyptic number.

It is an amenable number.

108405593 is a deficient number, since it is larger than the sum of its proper divisors (1).

108405593 is an equidigital number, since it uses as much as digits as its factorization.

108405593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 108405593 is about 10411.8006607887. The cubic root of 108405593 is about 476.8157178640.

The spelling of 108405593 in words is "one hundred eight million, four hundred five thousand, five hundred ninety-three".