13449323 has 2 divisors, whose sum is σ = 13449324. Its totient is φ = 13449322.

The previous prime is 13449311. The next prime is 13449343. The reversal of 13449323 is 32394431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13449323 - 2⁶ = 13449259 is a prime.

It is not a weakly prime, because it can be changed into another prime (13449343) 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, 6724661 + 6724662.

It is an arithmetic number, because the mean of its divisors is an integer number (6724662).

Almost surely, 2^13449323 is an apocalyptic number.

13449323 is a deficient number, since it is larger than the sum of its proper divisors (1).

13449323 is an equidigital number, since it uses as much as digits as its factorization.

13449323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 29.

The square root of 13449323 is about 3667.3318639032. The cubic root of 13449323 is about 237.8118407850.

The spelling of 13449323 in words is "thirteen million, four hundred forty-nine thousand, three hundred twenty-three".