134005140013 has 4 divisors (see below), whose sum is σ = 138626006940. Its totient is φ = 129384273088.

The previous prime is 134005139963. The next prime is 134005140019. The reversal of 134005140013 is 310041500431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 115028148964 + 18976991049 = 339158^2 + 137757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134005140013 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 (134005140019) 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, 2310433420 + ... + 2310433477.

It is an arithmetic number, because the mean of its divisors is an integer number (34656501735).

Almost surely, 2^134005140013 is an apocalyptic number.

It is an amenable number.

134005140013 is a deficient number, since it is larger than the sum of its proper divisors (4620866927).

134005140013 is an equidigital number, since it uses as much as digits as its factorization.

134005140013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4620866926.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 134005140013 its reverse (310041500431), we get a palindrome (444046640444).

The spelling of 134005140013 in words is "one hundred thirty-four billion, five million, one hundred forty thousand, thirteen".