13343613 has 4 divisors (see below), whose sum is σ = 17791488. Its totient is φ = 8895740.

The previous prime is 13343581. The next prime is 13343621. The reversal of 13343613 is 31634331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13343613 - 2⁵ = 13343581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13341613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2223933 + ... + 2223938.

It is an arithmetic number, because the mean of its divisors is an integer number (4447872).

Almost surely, 2^13343613 is an apocalyptic number.

It is an amenable number.

13343613 is a deficient number, since it is larger than the sum of its proper divisors (4447875).

13343613 is an equidigital number, since it uses as much as digits as its factorization.

13343613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447874.

The product of its digits is 1944, while the sum is 24.

The square root of 13343613 is about 3652.8910468285. The cubic root of 13343613 is about 237.1871441077.

Adding to 13343613 its reverse (31634331), we get a palindrome (44977944).

The spelling of 13343613 in words is "thirteen million, three hundred forty-three thousand, six hundred thirteen".