11144003 has 8 divisors (see below), whose sum is σ = 12070800. Its totient is φ = 10227168.

The previous prime is 11143997. The next prime is 11144011. The reversal of 11144003 is 30044111.

It is a happy number.

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 11144003 - 2²⁰ = 10095427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11144053) 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, 68 + ... + 4721.

It is an arithmetic number, because the mean of its divisors is an integer number (1508850).

Almost surely, 2^11144003 is an apocalyptic number.

11144003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11144003 is a deficient number, since it is larger than the sum of its proper divisors (926797).

11144003 is a wasteful number, since it uses less digits than its factorization.

11144003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11144003 is about 3338.2634707285. The cubic root of 11144003 is about 223.3642889197.

Adding to 11144003 its reverse (30044111), we get a palindrome (41188114).

The spelling of 11144003 in words is "eleven million, one hundred forty-four thousand, three".