13347347 has 8 divisors (see below), whose sum is σ = 14408016. Its totient is φ = 12291552.

The previous prime is 13347331. The next prime is 13347353. The reversal of 13347347 is 74374331.

13347347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13347347 - 2⁴ = 13347331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13347307) 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, 6173 + ... + 8049.

It is an arithmetic number, because the mean of its divisors is an integer number (1801002).

Almost surely, 2^13347347 is an apocalyptic number.

13347347 is a deficient number, since it is larger than the sum of its proper divisors (1060669).

13347347 is a wasteful number, since it uses less digits than its factorization.

13347347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437.

The product of its digits is 21168, while the sum is 32.

The square root of 13347347 is about 3653.4021130995. The cubic root of 13347347 is about 237.2092664068.

The spelling of 13347347 in words is "thirteen million, three hundred forty-seven thousand, three hundred forty-seven".