13335243 has 16 divisors (see below), whose sum is σ = 18130560. Its totient is φ = 8717184.

The previous prime is 13335197. The next prime is 13335247. The reversal of 13335243 is 34253331.

It is a happy number.

It is not a de Polignac number, because 13335243 - 2²⁰ = 12286667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13335247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46980 + ... + 47262.

It is an arithmetic number, because the mean of its divisors is an integer number (1133160).

Almost surely, 2^13335243 is an apocalyptic number.

13335243 is a deficient number, since it is larger than the sum of its proper divisors (4795317).

13335243 is a wasteful number, since it uses less digits than its factorization.

13335243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538.

The product of its digits is 3240, while the sum is 24.

The square root of 13335243 is about 3651.7451992164. The cubic root of 13335243 is about 237.1375405599.

Adding to 13335243 its reverse (34253331), we get a palindrome (47588574).

The spelling of 13335243 in words is "thirteen million, three hundred thirty-five thousand, two hundred forty-three".