13351347 has 12 divisors (see below), whose sum is σ = 19317064. Its totient is φ = 8886240.

The previous prime is 13351343. The next prime is 13351361. The reversal of 13351347 is 74315331.

13351347 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13351347 - 2² = 13351343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13351347.

It is not an unprimeable number, because it can be changed into a prime (13351343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9447 + ... + 10767.

Almost surely, 2^13351347 is an apocalyptic number.

13351347 is a deficient number, since it is larger than the sum of its proper divisors (5965717).

13351347 is a wasteful number, since it uses less digits than its factorization.

13351347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450 (or 2447 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 13351347 is about 3653.9495070403. The cubic root of 13351347 is about 237.2329600617.

Adding to 13351347 its reverse (74315331), we get a palindrome (87666678).

The spelling of 13351347 in words is "thirteen million, three hundred fifty-one thousand, three hundred forty-seven".