109043500 has 24 divisors (see below), whose sum is σ = 238152096. Its totient is φ = 43617200.

The previous prime is 109043497. The next prime is 109043503. The reversal of 109043500 is 5340901.

It is an interprime number because it is at equal distance from previous prime (109043497) and next prime (109043503).

It is not an unprimeable number, because it can be changed into a prime (109043503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108544 + ... + 109543.

It is an arithmetic number, because the mean of its divisors is an integer number (9923004).

Almost surely, 2^109043500 is an apocalyptic number.

109043500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109043500 is an abundant number, since it is smaller than the sum of its proper divisors (129108596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109043500 is a wasteful number, since it uses less digits than its factorization.

109043500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218106 (or 218094 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 109043500 is about 10442.3895732730. The cubic root of 109043500 is about 477.7491549866.

The spelling of 109043500 in words is "one hundred nine million, forty-three thousand, five hundred".