11909324 has 12 divisors (see below), whose sum is σ = 23818704. Its totient is φ = 5103984.

The previous prime is 11909309. The next prime is 11909351. The reversal of 11909324 is 42390911.

It is a happy number.

11909324 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212639 + ... + 212694.

It is an arithmetic number, because the mean of its divisors is an integer number (1984892).

Almost surely, 2^11909324 is an apocalyptic number.

11909324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11909324 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11909324 is a wasteful number, since it uses less digits than its factorization.

11909324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425344 (or 425342 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 11909324 is about 3450.9888437954. The cubic root of 11909324 is about 228.3647337544.

The spelling of 11909324 in words is "eleven million, nine hundred nine thousand, three hundred twenty-four".