109163647 has 8 divisors (see below), whose sum is σ = 116667216. Its totient is φ = 101780352.

The previous prime is 109163641. The next prime is 109163651. The reversal of 109163647 is 746361901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 109163647 - 2¹¹ = 109161599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109163641) 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, 28188 + ... + 31825.

It is an arithmetic number, because the mean of its divisors is an integer number (14583402).

Almost surely, 2^109163647 is an apocalyptic number.

109163647 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

109163647 is a deficient number, since it is larger than the sum of its proper divisors (7503569).

109163647 is a wasteful number, since it uses less digits than its factorization.

109163647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60137.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 109163647 is about 10448.1408394030. The cubic root of 109163647 is about 477.9245561154.

The spelling of 109163647 in words is "one hundred nine million, one hundred sixty-three thousand, six hundred forty-seven".