108818133 has 4 divisors (see below), whose sum is σ = 145090848. Its totient is φ = 72545420.

The previous prime is 108818081. The next prime is 108818183. The reversal of 108818133 is 331818801.

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 108818133 - 2¹⁸ = 108555989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108818094 and 108818103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108818183) 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, 18136353 + ... + 18136358.

It is an arithmetic number, because the mean of its divisors is an integer number (36272712).

Almost surely, 2^108818133 is an apocalyptic number.

It is an amenable number.

108818133 is a deficient number, since it is larger than the sum of its proper divisors (36272715).

108818133 is an equidigital number, since it uses as much as digits as its factorization.

108818133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36272714.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 108818133 is about 10431.5930231197. The cubic root of 108818133 is about 477.4197966589.

The spelling of 108818133 in words is "one hundred eight million, eight hundred eighteen thousand, one hundred thirty-three".