11051203 has 2 divisors, whose sum is σ = 11051204. Its totient is φ = 11051202.

The previous prime is 11051191. The next prime is 11051213. The reversal of 11051203 is 30215011.

It is a strong prime.

It is an emirp because it is prime and its reverse (30215011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11051203 - 2⁵ = 11051171 is a prime.

It is not a weakly prime, because it can be changed into another prime (11051213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525601 + 5525602.

It is an arithmetic number, because the mean of its divisors is an integer number (5525602).

Almost surely, 2^11051203 is an apocalyptic number.

11051203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051203 is an equidigital number, since it uses as much as digits as its factorization.

11051203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 11051203 is about 3324.3349710882. The cubic root of 11051203 is about 222.7425491169.

Adding to 11051203 its reverse (30215011), we get a palindrome (41266214).

The spelling of 11051203 in words is "eleven million, fifty-one thousand, two hundred three".