135707565013 has 2 divisors, whose sum is σ = 135707565014. Its totient is φ = 135707565012.

The previous prime is 135707564987. The next prime is 135707565029. The reversal of 135707565013 is 310565707531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135382051249 + 325513764 = 367943^2 + 18042^2 .

It is a cyclic number.

It is not a de Polignac number, because 135707565013 - 2¹³ = 135707556821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135707595013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67853782506 + 67853782507.

It is an arithmetic number, because the mean of its divisors is an integer number (67853782507).

Almost surely, 2^135707565013 is an apocalyptic number.

It is an amenable number.

135707565013 is a deficient number, since it is larger than the sum of its proper divisors (1).

135707565013 is an equidigital number, since it uses as much as digits as its factorization.

135707565013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 330750, while the sum is 43.

The spelling of 135707565013 in words is "one hundred thirty-five billion, seven hundred seven million, five hundred sixty-five thousand, thirteen".