13445514241 has 2 divisors, whose sum is σ = 13445514242. Its totient is φ = 13445514240.

The previous prime is 13445514223. The next prime is 13445514263. The reversal of 13445514241 is 14241554431.

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., 12694754241 + 750760000 = 112671^2 + 27400^2 .

It is a cyclic number.

It is not a de Polignac number, because 13445514241 - 2¹¹ = 13445512193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13445514197 and 13445514206.

It is not a weakly prime, because it can be changed into another prime (13445514281) 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, 6722757120 + 6722757121.

It is an arithmetic number, because the mean of its divisors is an integer number (6722757121).

Almost surely, 2^13445514241 is an apocalyptic number.

It is an amenable number.

13445514241 is a deficient number, since it is larger than the sum of its proper divisors (1).

13445514241 is an equidigital number, since it uses as much as digits as its factorization.

13445514241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38400, while the sum is 34.

The spelling of 13445514241 in words is "thirteen billion, four hundred forty-five million, five hundred fourteen thousand, two hundred forty-one".