135423111141317 has 2 divisors, whose sum is σ = 135423111141318. Its totient is φ = 135423111141316.

The previous prime is 135423111141271. The next prime is 135423111141341. The reversal of 135423111141317 is 713141111324531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84367641854596 + 51055469286721 = 9185186^2 + 7145311^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135423111141317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135423111141377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67711555570658 + 67711555570659.

It is an arithmetic number, because the mean of its divisors is an integer number (67711555570659).

Almost surely, 2^{135423111141317} is an apocalyptic number.

It is an amenable number.

135423111141317 is a deficient number, since it is larger than the sum of its proper divisors (1).

135423111141317 is an equidigital number, since it uses as much as digits as its factorization.

135423111141317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

Adding to 135423111141317 its reverse (713141111324531), we get a palindrome (848564222465848).

The spelling of 135423111141317 in words is "one hundred thirty-five trillion, four hundred twenty-three billion, one hundred eleven million, one hundred forty-one thousand, three hundred seventeen".