13423351441 has 2 divisors, whose sum is σ = 13423351442. Its totient is φ = 13423351440.

The previous prime is 13423351427. The next prime is 13423351463. The reversal of 13423351441 is 14415332431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8293927041 + 5129424400 = 91071^2 + 71620^2 .

It is a cyclic number.

It is not a de Polignac number, because 13423351441 - 2¹³ = 13423343249 is a prime.

It is not a weakly prime, because it can be changed into another prime (13423321441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711675720 + 6711675721.

It is an arithmetic number, because the mean of its divisors is an integer number (6711675721).

Almost surely, 2^13423351441 is an apocalyptic number.

It is an amenable number.

13423351441 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423351441 is an equidigital number, since it uses as much as digits as its factorization.

13423351441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

Adding to 13423351441 its reverse (14415332431), we get a palindrome (27838683872).

The spelling of 13423351441 in words is "thirteen billion, four hundred twenty-three million, three hundred fifty-one thousand, four hundred forty-one".