13321243413 has 12 divisors (see below), whose sum is σ = 19251505728. Its totient is φ = 8876347560.

The previous prime is 13321243373. The next prime is 13321243421. The reversal of 13321243413 is 31434212331.

It is a happy number.

13321243413 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 1 + 243 + 413 = 666.

It is not a de Polignac number, because 13321243413 - 2²⁹ = 12784372501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321243813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354573 + ... + 390338.

It is an arithmetic number, because the mean of its divisors is an integer number (1604292144).

Almost surely, 2^13321243413 is an apocalyptic number.

It is an amenable number.

13321243413 is a deficient number, since it is larger than the sum of its proper divisors (5930262315).

13321243413 is a wasteful number, since it uses less digits than its factorization.

13321243413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746904 (or 746901 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 13321243413 its reverse (31434212331), we get a palindrome (44755455744).

The spelling of 13321243413 in words is "thirteen billion, three hundred twenty-one million, two hundred forty-three thousand, four hundred thirteen".