13406343 has 8 divisors (see below), whose sum is σ = 18816000. Its totient is φ = 8467128.

The previous prime is 13406339. The next prime is 13406357. The reversal of 13406343 is 34360431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13406343 - 2² = 13406339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13406363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117543 + ... + 117656.

It is an arithmetic number, because the mean of its divisors is an integer number (2352000).

Almost surely, 2^13406343 is an apocalyptic number.

13406343 is a deficient number, since it is larger than the sum of its proper divisors (5409657).

13406343 is a wasteful number, since it uses less digits than its factorization.

13406343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235221.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 13406343 is about 3661.4673288178. The cubic root of 13406343 is about 237.5582453637.

Adding to 13406343 its reverse (34360431), we get a palindrome (47766774).

The spelling of 13406343 in words is "thirteen million, four hundred six thousand, three hundred forty-three".