11932009 has 8 divisors (see below), whose sum is σ = 12563712. Its totient is φ = 11309760.

The previous prime is 11932007. The next prime is 11932013. The reversal of 11932009 is 90023911.

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 11932009 - 2¹ = 11932007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11932007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304 + ... + 4894.

It is an arithmetic number, because the mean of its divisors is an integer number (1570464).

Almost surely, 2^11932009 is an apocalyptic number.

It is an amenable number.

11932009 is a deficient number, since it is larger than the sum of its proper divisors (631703).

11932009 is a wasteful number, since it uses less digits than its factorization.

11932009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4727.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 11932009 is about 3454.2740192405. The cubic root of 11932009 is about 228.5096389341.

The spelling of 11932009 in words is "eleven million, nine hundred thirty-two thousand, nine".