11324340209 has 16 divisors (see below), whose sum is σ = 13942857600. Its totient is φ = 8956569600.

The previous prime is 11324340199. The next prime is 11324340221. The reversal of 11324340209 is 90204342311.

It is a cyclic number.

It is not a de Polignac number, because 11324340209 - 2⁴ = 11324340193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11324340299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237617 + ... + 281265.

It is an arithmetic number, because the mean of its divisors is an integer number (871428600).

Almost surely, 2^11324340209 is an apocalyptic number.

It is an amenable number.

11324340209 is a deficient number, since it is larger than the sum of its proper divisors (2618517391).

11324340209 is a wasteful number, since it uses less digits than its factorization.

11324340209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46520.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 11324340209 in words is "eleven billion, three hundred twenty-four million, three hundred forty thousand, two hundred nine".