11391344 has 10 divisors (see below), whose sum is σ = 22070760. Its totient is φ = 5695664.

The previous prime is 11391337. The next prime is 11391349. The reversal of 11391344 is 44319311.

11391344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11391349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355964 + ... + 355995.

It is an arithmetic number, because the mean of its divisors is an integer number (2207076).

Almost surely, 2^11391344 is an apocalyptic number.

It is an amenable number.

11391344 is a deficient number, since it is larger than the sum of its proper divisors (10679416).

11391344 is an equidigital number, since it uses as much as digits as its factorization.

11391344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711967 (or 711961 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 11391344 is about 3375.1065168377. The cubic root of 11391344 is about 225.0047340568.

The spelling of 11391344 in words is "eleven million, three hundred ninety-one thousand, three hundred forty-four".