13328723 has 2 divisors, whose sum is σ = 13328724. Its totient is φ = 13328722.

The previous prime is 13328717. The next prime is 13328741. The reversal of 13328723 is 32782331.

13328723 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 (32782331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13328723 - 2⁸ = 13328467 is a prime.

It is not a weakly prime, because it can be changed into another prime (13328713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6664361 + 6664362.

It is an arithmetic number, because the mean of its divisors is an integer number (6664362).

Almost surely, 2^13328723 is an apocalyptic number.

13328723 is a deficient number, since it is larger than the sum of its proper divisors (1).

13328723 is an equidigital number, since it uses as much as digits as its factorization.

13328723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 29.

The square root of 13328723 is about 3650.8523662290. The cubic root of 13328723 is about 237.0988863757.

The spelling of 13328723 in words is "thirteen million, three hundred twenty-eight thousand, seven hundred twenty-three".