109843159 has 2 divisors, whose sum is σ = 109843160. Its totient is φ = 109843158.

The previous prime is 109843117. The next prime is 109843207. The reversal of 109843159 is 951348901.

It is a weak prime.

It is an emirp because it is prime and its reverse (951348901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109843159 - 2⁷ = 109843031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109843109) 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 as a sum of consecutive naturals, namely, 54921579 + 54921580.

It is an arithmetic number, because the mean of its divisors is an integer number (54921580).

Almost surely, 2^109843159 is an apocalyptic number.

109843159 is a deficient number, since it is larger than the sum of its proper divisors (1).

109843159 is an equidigital number, since it uses as much as digits as its factorization.

109843159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 109843159 is about 10480.6087132380. The cubic root of 109843159 is about 478.9141528183.

The spelling of 109843159 in words is "one hundred nine million, eight hundred forty-three thousand, one hundred fifty-nine".