11208243 has 4 divisors (see below), whose sum is σ = 14944328. Its totient is φ = 7472160.

The previous prime is 11208221. The next prime is 11208259. The reversal of 11208243 is 34280211.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11208243 - 2⁶ = 11208179 is a prime.

It is a super-2 number, since 2×11208243² = 251249422294098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11208943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1868038 + ... + 1868043.

It is an arithmetic number, because the mean of its divisors is an integer number (3736082).

Almost surely, 2^11208243 is an apocalyptic number.

11208243 is a deficient number, since it is larger than the sum of its proper divisors (3736085).

11208243 is an equidigital number, since it uses as much as digits as its factorization.

11208243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736084.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 11208243 is about 3347.8714133013. The cubic root of 11208243 is about 223.7926639617.

Adding to 11208243 its reverse (34280211), we get a palindrome (45488454).

The spelling of 11208243 in words is "eleven million, two hundred eight thousand, two hundred forty-three".