11043144503 has 8 divisors (see below), whose sum is σ = 11138497920. Its totient is φ = 10947958840.

The previous prime is 11043144493. The next prime is 11043144589. The reversal of 11043144503 is 30544134011.

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 11043144503 - 2⁸ = 11043144247 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 (11043144703) 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, 92126 + ... + 174852.

It is an arithmetic number, because the mean of its divisors is an integer number (1392312240).

Almost surely, 2^11043144503 is an apocalyptic number.

11043144503 is a deficient number, since it is larger than the sum of its proper divisors (95353417).

11043144503 is a wasteful number, since it uses less digits than its factorization.

11043144503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83877.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 11043144503 its reverse (30544134011), we get a palindrome (41587278514).

The spelling of 11043144503 in words is "eleven billion, forty-three million, one hundred forty-four thousand, five hundred three".