135246334515517 has 2 divisors, whose sum is σ = 135246334515518. Its totient is φ = 135246334515516.

The previous prime is 135246334515493. The next prime is 135246334515527. The reversal of 135246334515517 is 715515433642531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105503588992036 + 29742745523481 = 10271494^2 + 5453691^2 .

It is a cyclic number.

It is not a de Polignac number, because 135246334515517 - 2²³ = 135246326126909 is a prime.

It is a super-2 number, since 2×135246334515517² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135246334515527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67623167257758 + 67623167257759.

It is an arithmetic number, because the mean of its divisors is an integer number (67623167257759).

Almost surely, 2^{135246334515517} is an apocalyptic number.

It is an amenable number.

135246334515517 is a deficient number, since it is larger than the sum of its proper divisors (1).

135246334515517 is an equidigital number, since it uses as much as digits as its factorization.

135246334515517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680000, while the sum is 55.

The spelling of 135246334515517 in words is "one hundred thirty-five trillion, two hundred forty-six billion, three hundred thirty-four million, five hundred fifteen thousand, five hundred seventeen".