13171441 has 2 divisors, whose sum is σ = 13171442. Its totient is φ = 13171440.

The previous prime is 13171439. The next prime is 13171453. The reversal of 13171441 is 14417131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12047841 + 1123600 = 3471^2 + 1060^2 .

It is an emirp because it is prime and its reverse (14417131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13171441 - 2¹ = 13171439 is a prime.

Together with 13171439, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13171471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6585720 + 6585721.

It is an arithmetic number, because the mean of its divisors is an integer number (6585721).

Almost surely, 2^13171441 is an apocalyptic number.

It is an amenable number.

13171441 is a deficient number, since it is larger than the sum of its proper divisors (1).

13171441 is an equidigital number, since it uses as much as digits as its factorization.

13171441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336, while the sum is 22.

The square root of 13171441 is about 3629.2479937309. The cubic root of 13171441 is about 236.1625866617.

Adding to 13171441 its reverse (14417131), we get a palindrome (27588572).

The spelling of 13171441 in words is "thirteen million, one hundred seventy-one thousand, four hundred forty-one".