13140302005 has 8 divisors (see below), whose sum is σ = 15769034424. Its totient is φ = 10511793600.

The previous prime is 13140301973. The next prime is 13140302009. The reversal of 13140302005 is 50020304131.

13140302005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3250596196 + 9889705809 = 57014^2 + 99447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13140302005 - 2⁵ = 13140301973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140302009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128035 + ... + 206575.

It is an arithmetic number, because the mean of its divisors is an integer number (1971129303).

Almost surely, 2^13140302005 is an apocalyptic number.

It is an amenable number.

13140302005 is a deficient number, since it is larger than the sum of its proper divisors (2628732419).

13140302005 is an equidigital number, since it uses as much as digits as its factorization.

13140302005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112007.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 13140302005 its reverse (50020304131), we get a palindrome (63160606136).

The spelling of 13140302005 in words is "thirteen billion, one hundred forty million, three hundred two thousand, five".