11243023 has 8 divisors (see below), whose sum is σ = 12378960. Its totient is φ = 10126080.

The previous prime is 11243009. The next prime is 11243047. The reversal of 11243023 is 32034211.

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 a de Polignac number, because none of the positive numbers 2^k-11243023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11242988 and 11243006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11243423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3490 + ... + 5887.

It is an arithmetic number, because the mean of its divisors is an integer number (1547370).

Almost surely, 2^11243023 is an apocalyptic number.

11243023 is a deficient number, since it is larger than the sum of its proper divisors (1135937).

11243023 is a wasteful number, since it uses less digits than its factorization.

11243023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9497.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 11243023 is about 3353.0617351907. The cubic root of 11243023 is about 224.0239066215.

Adding to 11243023 its reverse (32034211), we get a palindrome (43277234).

The spelling of 11243023 in words is "eleven million, two hundred forty-three thousand, twenty-three".