13502240441 has 4 divisors (see below), whose sum is σ = 13628429712. Its totient is φ = 13376051172.

The previous prime is 13502240419. The next prime is 13502240467. The reversal of 13502240441 is 14404220531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14404220531 = 193 ⋅74633267.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13502240441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13502240441.

It is not an unprimeable number, because it can be changed into a prime (13502240491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63094475 + ... + 63094688.

It is an arithmetic number, because the mean of its divisors is an integer number (3407107428).

Almost surely, 2^13502240441 is an apocalyptic number.

It is an amenable number.

13502240441 is a deficient number, since it is larger than the sum of its proper divisors (126189271).

13502240441 is a wasteful number, since it uses less digits than its factorization.

13502240441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126189270.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 13502240441 its reverse (14404220531), we get a palindrome (27906460972).

The spelling of 13502240441 in words is "thirteen billion, five hundred two million, two hundred forty thousand, four hundred forty-one".