109042732 has 6 divisors (see below), whose sum is σ = 190824788. Its totient is φ = 54521364.

The previous prime is 109042721. The next prime is 109042733. The reversal of 109042732 is 237240901.

It is a self number, because there is not a number n which added to its sum of digits gives 109042732.

It is not an unprimeable number, because it can be changed into a prime (109042733) 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 as a sum of consecutive naturals, namely, 13630338 + ... + 13630345.

Almost surely, 2^109042732 is an apocalyptic number.

It is an amenable number.

109042732 is a deficient number, since it is larger than the sum of its proper divisors (81782056).

109042732 is a wasteful number, since it uses less digits than its factorization.

109042732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27260687 (or 27260685 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 109042732 is about 10442.3528000159. The cubic root of 109042732 is about 477.7480333785.

The spelling of 109042732 in words is "one hundred nine million, forty-two thousand, seven hundred thirty-two".