11243240003 has 8 divisors (see below), whose sum is σ = 12072278880. Its totient is φ = 10432831360.

The previous prime is 11243239981. The next prime is 11243240011. The reversal of 11243240003 is 30004234211.

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 11243240003 - 2¹² = 11243235907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11243240033) 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, 4656308 + ... + 4658721.

It is an arithmetic number, because the mean of its divisors is an integer number (1509034860).

Almost surely, 2^11243240003 is an apocalyptic number.

11243240003 is a deficient number, since it is larger than the sum of its proper divisors (829038877).

11243240003 is an equidigital number, since it uses as much as digits as its factorization.

11243240003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9315117.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11243240003 its reverse (30004234211), we get a palindrome (41247474214).

The spelling of 11243240003 in words is "eleven billion, two hundred forty-three million, two hundred forty thousand, three".