13531040005 has 16 divisors (see below), whose sum is σ = 18562598784. Its totient is φ = 9275555520.

The previous prime is 13531039969. The next prime is 13531040011. The reversal of 13531040005 is 50004013531.

It is a happy number.

It is not a de Polignac number, because 13531040005 - 2⁷ = 13531039877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58135 + ... + 174475.

It is an arithmetic number, because the mean of its divisors is an integer number (1160162424).

Almost surely, 2^13531040005 is an apocalyptic number.

It is an amenable number.

13531040005 is a deficient number, since it is larger than the sum of its proper divisors (5031558779).

13531040005 is a wasteful number, since it uses less digits than its factorization.

13531040005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119676.

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 13531040005 its reverse (50004013531), we get a palindrome (63535053536).

The spelling of 13531040005 in words is "thirteen billion, five hundred thirty-one million, forty thousand, five".