11813303 has 2 divisors, whose sum is σ = 11813304. Its totient is φ = 11813302.

The previous prime is 11813297. The next prime is 11813341. The reversal of 11813303 is 30331811.

It is a happy number.

11813303 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (30331811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11813303 - 2⁴ = 11813287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11813203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5906651 + 5906652.

It is an arithmetic number, because the mean of its divisors is an integer number (5906652).

Almost surely, 2^11813303 is an apocalyptic number.

11813303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11813303 is an equidigital number, since it uses as much as digits as its factorization.

11813303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 11813303 is about 3437.0485885422. The cubic root of 11813303 is about 227.7493333683.

The spelling of 11813303 in words is "eleven million, eight hundred thirteen thousand, three hundred three".