109534843 has 8 divisors (see below), whose sum is σ = 121006080. Its totient is φ = 98315880.

The previous prime is 109534823. The next prime is 109534853. The reversal of 109534843 is 348435901.

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 109534843 - 2⁹ = 109534331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109534813) 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 7 ways as a sum of consecutive naturals, for example, 62155 + ... + 63892.

It is an arithmetic number, because the mean of its divisors is an integer number (15125760).

Almost surely, 2^109534843 is an apocalyptic number.

109534843 is a deficient number, since it is larger than the sum of its proper divisors (11471237).

109534843 is a wasteful number, since it uses less digits than its factorization.

109534843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126137.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 109534843 is about 10465.8894987478. The cubic root of 109534843 is about 478.4656488950.

Subtracting from 109534843 its product of nonzero digits (51840), we obtain a triangular number (109483003 = T₁₄₇₉₇).

The spelling of 109534843 in words is "one hundred nine million, five hundred thirty-four thousand, eight hundred forty-three".