13134403065 has 64 divisors (see below), whose sum is σ = 25577565696. Its totient is φ = 5618307072.

The previous prime is 13134403003. The next prime is 13134403067. The reversal of 13134403065 is 56030443131.

It is not a de Polignac number, because 13134403065 - 2⁷ = 13134402937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13134403067) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 287539 + ... + 330071.

It is an arithmetic number, because the mean of its divisors is an integer number (399649464).

Almost surely, 2^13134403065 is an apocalyptic number.

13134403065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13134403065 is a deficient number, since it is larger than the sum of its proper divisors (12443162631).

13134403065 is a wasteful number, since it uses less digits than its factorization.

13134403065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42738.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 13134403065 its reverse (56030443131), we get a palindrome (69164846196).

The spelling of 13134403065 in words is "thirteen billion, one hundred thirty-four million, four hundred three thousand, sixty-five".