2009109754 has 16 divisors (see below), whose sum is σ = 3153479040. Its totient is φ = 958194160.

The previous prime is 2009109749. The next prime is 2009109787. The reversal of 2009109754 is 4579019002.

It is an unprimeable number.

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, 44317 + ... + 77344.

It is an arithmetic number, because the mean of its divisors is an integer number (197092440).

Almost surely, 2^2009109754 is an apocalyptic number.

2009109754 is a deficient number, since it is larger than the sum of its proper divisors (1144369286).

2009109754 is a wasteful number, since it uses less digits than its factorization.

2009109754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122045.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 2009109754 is about 44823.0939806703. The cubic root of 2009109754 is about 1261.8310813082.

The spelling of 2009109754 in words is "two billion, nine million, one hundred nine thousand, seven hundred fifty-four".