108947133 has 8 divisors (see below), whose sum is σ = 161403200. Its totient is φ = 72631404.

The previous prime is 108947131. The next prime is 108947143. The reversal of 108947133 is 331749801.

It is a happy number.

It is not a de Polignac number, because 108947133 - 2¹ = 108947131 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108947131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2017513 + ... + 2017566.

It is an arithmetic number, because the mean of its divisors is an integer number (20175400).

Almost surely, 2^108947133 is an apocalyptic number.

It is an amenable number.

108947133 is a deficient number, since it is larger than the sum of its proper divisors (52456067).

108947133 is an equidigital number, since it uses as much as digits as its factorization.

108947133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4035088 (or 4035082 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 108947133 is about 10437.7743317242. The cubic root of 108947133 is about 477.6083768511.

The spelling of 108947133 in words is "one hundred eight million, nine hundred forty-seven thousand, one hundred thirty-three".