13664303 has 2 divisors, whose sum is σ = 13664304. Its totient is φ = 13664302.

The previous prime is 13664279. The next prime is 13664309. The reversal of 13664303 is 30346631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13664303 - 2¹⁴ = 13647919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13664309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6832151 + 6832152.

It is an arithmetic number, because the mean of its divisors is an integer number (6832152).

Almost surely, 2^13664303 is an apocalyptic number.

13664303 is a deficient number, since it is larger than the sum of its proper divisors (1).

13664303 is an equidigital number, since it uses as much as digits as its factorization.

13664303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 13664303 is about 3696.5258013437. The cubic root of 13664303 is about 239.0722458014.

The spelling of 13664303 in words is "thirteen million, six hundred sixty-four thousand, three hundred three".