135340124317 has 2 divisors, whose sum is σ = 135340124318. Its totient is φ = 135340124316.

The previous prime is 135340124203. The next prime is 135340124321. The reversal of 135340124317 is 713421043531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116377181881 + 18962942436 = 341141^2 + 137706^2 .

It is a cyclic number.

It is not a de Polignac number, because 135340124317 - 2²³ = 135331735709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135340124327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67670062158 + 67670062159.

It is an arithmetic number, because the mean of its divisors is an integer number (67670062159).

Almost surely, 2^135340124317 is an apocalyptic number.

It is an amenable number.

135340124317 is a deficient number, since it is larger than the sum of its proper divisors (1).

135340124317 is an equidigital number, since it uses as much as digits as its factorization.

135340124317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

Adding to 135340124317 its reverse (713421043531), we get a palindrome (848761167848).

The spelling of 135340124317 in words is "one hundred thirty-five billion, three hundred forty million, one hundred twenty-four thousand, three hundred seventeen".