11140344 has 24 divisors (see below), whose sum is σ = 30171960. Its totient is φ = 3713424.

The previous prime is 11140333. The next prime is 11140351. The reversal of 11140344 is 44304111.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77292 + ... + 77435.

It is an arithmetic number, because the mean of its divisors is an integer number (1257165).

Almost surely, 2^11140344 is an apocalyptic number.

It is an amenable number.

11140344 is an abundant number, since it is smaller than the sum of its proper divisors (19031616).

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

11140344 is a wasteful number, since it uses less digits than its factorization.

11140344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154739 (or 154732 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 11140344 is about 3337.7153863084. The cubic root of 11140344 is about 223.3398399134.

Adding to 11140344 its reverse (44304111), we get a palindrome (55444455).

The spelling of 11140344 in words is "eleven million, one hundred forty thousand, three hundred forty-four".