13347923 has 2 divisors, whose sum is σ = 13347924. Its totient is φ = 13347922.

The previous prime is 13347913. The next prime is 13347967. The reversal of 13347923 is 32974331.

13347923 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13347923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13347923.

It is not a weakly prime, because it can be changed into another prime (13347913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6673961 + 6673962.

It is an arithmetic number, because the mean of its divisors is an integer number (6673962).

Almost surely, 2^13347923 is an apocalyptic number.

13347923 is a deficient number, since it is larger than the sum of its proper divisors (1).

13347923 is an equidigital number, since it uses as much as digits as its factorization.

13347923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 32.

The square root of 13347923 is about 3653.4809428817. The cubic root of 13347923 is about 237.2126785849.

The spelling of 13347923 in words is "thirteen million, three hundred forty-seven thousand, nine hundred twenty-three".