13001347 has 2 divisors, whose sum is σ = 13001348. Its totient is φ = 13001346.

The previous prime is 13001341. The next prime is 13001389. The reversal of 13001347 is 74310031.

It is a weak prime.

It is an emirp because it is prime and its reverse (74310031) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13001347 is a prime.

It is not a weakly prime, because it can be changed into another prime (13001341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6500673 + 6500674.

It is an arithmetic number, because the mean of its divisors is an integer number (6500674).

Almost surely, 2^13001347 is an apocalyptic number.

13001347 is a deficient number, since it is larger than the sum of its proper divisors (1).

13001347 is an equidigital number, since it uses as much as digits as its factorization.

13001347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13001347 is about 3605.7380659166. The cubic root of 13001347 is about 235.1415896399.

Adding to 13001347 its reverse (74310031), we get a palindrome (87311378).

The spelling of 13001347 in words is "thirteen million, one thousand, three hundred forty-seven".