134440120313 has 16 divisors (see below), whose sum is σ = 137049600000. Its totient is φ = 131842153872.

The previous prime is 134440120303. The next prime is 134440120327. The reversal of 134440120313 is 313021044431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 134440120313 - 2¹⁸ = 134439858169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134440120303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67252688 + ... + 67254686.

It is an arithmetic number, because the mean of its divisors is an integer number (8565600000).

Almost surely, 2^134440120313 is an apocalyptic number.

It is an amenable number.

134440120313 is a deficient number, since it is larger than the sum of its proper divisors (2609479687).

134440120313 is a wasteful number, since it uses less digits than its factorization.

134440120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4244.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 134440120313 its reverse (313021044431), we get a palindrome (447461164744).

The spelling of 134440120313 in words is "one hundred thirty-four billion, four hundred forty million, one hundred twenty thousand, three hundred thirteen".