11344909 has 4 divisors (see below), whose sum is σ = 11514304. Its totient is φ = 11175516.

The previous prime is 11344901. The next prime is 11344913. The reversal of 11344909 is 90944311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90944311 = 59 ⋅1541429.

It is a cyclic number.

It is not a de Polignac number, because 11344909 - 2³ = 11344901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344901) 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 3 ways as a sum of consecutive naturals, for example, 84597 + ... + 84730.

It is an arithmetic number, because the mean of its divisors is an integer number (2878576).

Almost surely, 2^11344909 is an apocalyptic number.

It is an amenable number.

11344909 is a deficient number, since it is larger than the sum of its proper divisors (169395).

11344909 is an equidigital number, since it uses as much as digits as its factorization.

11344909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169394.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 11344909 is about 3368.2204500300. The cubic root of 11344909 is about 224.6985857004.

The spelling of 11344909 in words is "eleven million, three hundred forty-four thousand, nine hundred nine".