9713131340123 has 2 divisors, whose sum is σ = 9713131340124. Its totient is φ = 9713131340122.

The previous prime is 9713131340119. The next prime is 9713131340147. The reversal of 9713131340123 is 3210431313179.

It is a happy number.

9713131340123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3210431313179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9713131340123 - 2² = 9713131340119 is a prime.

It is not a weakly prime, because it can be changed into another prime (9713131340153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4856565670061 + 4856565670062.

It is an arithmetic number, because the mean of its divisors is an integer number (4856565670062).

Almost surely, 2^{9713131340123} is an apocalyptic number.

9713131340123 is a deficient number, since it is larger than the sum of its proper divisors (1).

9713131340123 is an equidigital number, since it uses as much as digits as its factorization.

9713131340123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 9713131340123 in words is "nine trillion, seven hundred thirteen billion, one hundred thirty-one million, three hundred forty thousand, one hundred twenty-three".