13893505441 has 2 divisors, whose sum is σ = 13893505442. Its totient is φ = 13893505440.

The previous prime is 13893505433. The next prime is 13893505499. The reversal of 13893505441 is 14450539831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13848347041 + 45158400 = 117679^2 + 6720^2 .

It is a cyclic number.

It is not a de Polignac number, because 13893505441 - 2³ = 13893505433 is a prime.

It is not a weakly prime, because it can be changed into another prime (13893545441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6946752720 + 6946752721.

It is an arithmetic number, because the mean of its divisors is an integer number (6946752721).

Almost surely, 2^13893505441 is an apocalyptic number.

It is an amenable number.

13893505441 is a deficient number, since it is larger than the sum of its proper divisors (1).

13893505441 is an equidigital number, since it uses as much as digits as its factorization.

13893505441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 13893505441 in words is "thirteen billion, eight hundred ninety-three million, five hundred five thousand, four hundred forty-one".