134044340013 has 6 divisors (see below), whose sum is σ = 193619602254. Its totient is φ = 89362893336.

The previous prime is 134044339999. The next prime is 134044340029. The reversal of 134044340013 is 310043440431.

It can be written as a sum of positive squares in only one way, i.e., 75822028164 + 58222311849 = 275358^2 + 241293^2 .

It is not a de Polignac number, because 134044340013 - 2⁸ = 134044339757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134044340063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7446907770 + ... + 7446907787.

It is an arithmetic number, because the mean of its divisors is an integer number (32269933709).

Almost surely, 2^134044340013 is an apocalyptic number.

It is an amenable number.

134044340013 is a deficient number, since it is larger than the sum of its proper divisors (59575262241).

134044340013 is a wasteful number, since it uses less digits than its factorization.

134044340013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14893815563 (or 14893815560 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 134044340013 its reverse (310043440431), we get a palindrome (444087780444).

The spelling of 134044340013 in words is "one hundred thirty-four billion, forty-four million, three hundred forty thousand, thirteen".