11316203 has 4 divisors (see below), whose sum is σ = 11981880. Its totient is φ = 10650528.

The previous prime is 11316187. The next prime is 11316211. The reversal of 11316203 is 30261311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30261311 = 739 ⋅40949.

It is a cyclic number.

It is not a de Polignac number, because 11316203 - 2⁴ = 11316187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 665659 = 11316203 / (1 + 1 + 3 + 1 + 6 + 2 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11316703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332813 + ... + 332846.

It is an arithmetic number, because the mean of its divisors is an integer number (2995470).

Almost surely, 2^11316203 is an apocalyptic number.

11316203 is a deficient number, since it is larger than the sum of its proper divisors (665677).

11316203 is an equidigital number, since it uses as much as digits as its factorization.

11316203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665676.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 11316203 is about 3363.9564503721. The cubic root of 11316203 is about 224.5089075058.

Adding to 11316203 its reverse (30261311), we get a palindrome (41577514).

The spelling of 11316203 in words is "eleven million, three hundred sixteen thousand, two hundred three".