135340464013 has 2 divisors, whose sum is σ = 135340464014. Its totient is φ = 135340464012.

The previous prime is 135340463981. The next prime is 135340464029. The reversal of 135340464013 is 310464043531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118393110889 + 16947353124 = 344083^2 + 130182^2 .

It is a cyclic number.

It is not a de Polignac number, because 135340464013 - 2⁵ = 135340463981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135340464013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135340464043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67670232006 + 67670232007.

It is an arithmetic number, because the mean of its divisors is an integer number (67670232007).

Almost surely, 2^135340464013 is an apocalyptic number.

It is an amenable number.

135340464013 is a deficient number, since it is larger than the sum of its proper divisors (1).

135340464013 is an equidigital number, since it uses as much as digits as its factorization.

135340464013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 135340464013 in words is "one hundred thirty-five billion, three hundred forty million, four hundred sixty-four thousand, thirteen".