13247803 has 2 divisors, whose sum is σ = 13247804. Its totient is φ = 13247802.

The previous prime is 13247791. The next prime is 13247833. The reversal of 13247803 is 30874231.

13247803 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 (30874231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13247803 - 2⁹ = 13247291 is a prime.

It is not a weakly prime, because it can be changed into another prime (13247833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6623901 + 6623902.

It is an arithmetic number, because the mean of its divisors is an integer number (6623902).

Almost surely, 2^13247803 is an apocalyptic number.

13247803 is a deficient number, since it is larger than the sum of its proper divisors (1).

13247803 is an equidigital number, since it uses as much as digits as its factorization.

13247803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 13247803 is about 3639.7531509705. The cubic root of 13247803 is about 236.6180951260.

The spelling of 13247803 in words is "thirteen million, two hundred forty-seven thousand, eight hundred three".