11383309 has 8 divisors (see below), whose sum is σ = 13361408. Its totient is φ = 9493200.

The previous prime is 11383303. The next prime is 11383313. The reversal of 11383309 is 90338311.

11383309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11383309 - 2¹¹ = 11381261 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11383303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21717 + ... + 22234.

It is an arithmetic number, because the mean of its divisors is an integer number (1670176).

Almost surely, 2^11383309 is an apocalyptic number.

It is an amenable number.

11383309 is a deficient number, since it is larger than the sum of its proper divisors (1978099).

11383309 is an equidigital number, since it uses as much as digits as its factorization.

11383309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43995.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 11383309 is about 3373.9159740574. The cubic root of 11383309 is about 224.9518184897.

The spelling of 11383309 in words is "eleven million, three hundred eighty-three thousand, three hundred nine".