108563361 has 4 divisors (see below), whose sum is σ = 144751152. Its totient is φ = 72375572.

The previous prime is 108563317. The next prime is 108563387. The reversal of 108563361 is 163365801.

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 108563361 - 2¹⁸ = 108301217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108562361) 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 3 ways as a sum of consecutive naturals, for example, 18093891 + ... + 18093896.

It is an arithmetic number, because the mean of its divisors is an integer number (36187788).

Almost surely, 2^108563361 is an apocalyptic number.

It is an amenable number.

108563361 is a deficient number, since it is larger than the sum of its proper divisors (36187791).

108563361 is an equidigital number, since it uses as much as digits as its factorization.

108563361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36187790.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 108563361 is about 10419.3743094295. The cubic root of 108563361 is about 477.0469168765.

It can be divided in two parts, 1085 and 63361, that added together give a palindrome (64446).

The spelling of 108563361 in words is "one hundred eight million, five hundred sixty-three thousand, three hundred sixty-one".