108732243 has 4 divisors (see below), whose sum is σ = 144976328. Its totient is φ = 72488160.

The previous prime is 108732209. The next prime is 108732263. The reversal of 108732243 is 342237801.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 108732243 - 2⁹ = 108731731 is a prime.

It is a super-2 number, since 2×108732243² = 23645401335622098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108732243.

It is not an unprimeable number, because it can be changed into a prime (108732263) 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 in 3 ways as a sum of consecutive naturals, for example, 18122038 + ... + 18122043.

It is an arithmetic number, because the mean of its divisors is an integer number (36244082).

Almost surely, 2^108732243 is an apocalyptic number.

108732243 is a deficient number, since it is larger than the sum of its proper divisors (36244085).

108732243 is an equidigital number, since it uses as much as digits as its factorization.

108732243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36244084.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 108732243 is about 10427.4753895658. The cubic root of 108732243 is about 477.2941546711.

The spelling of 108732243 in words is "one hundred eight million, seven hundred thirty-two thousand, two hundred forty-three".