135134420017 has 2 divisors, whose sum is σ = 135134420018. Its totient is φ = 135134420016.

The previous prime is 135134419991. The next prime is 135134420059. The reversal of 135134420017 is 710024431531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133061530176 + 2072889841 = 364776^2 + 45529^2 .

It is a cyclic number.

It is not a de Polignac number, because 135134420017 - 2²⁷ = 135000202289 is a prime.

It is a super-2 number, since 2×135134420017² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135134420077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67567210008 + 67567210009.

It is an arithmetic number, because the mean of its divisors is an integer number (67567210009).

Almost surely, 2^135134420017 is an apocalyptic number.

It is an amenable number.

135134420017 is a deficient number, since it is larger than the sum of its proper divisors (1).

135134420017 is an equidigital number, since it uses as much as digits as its factorization.

135134420017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 135134420017 its reverse (710024431531), we get a palindrome (845158851548).

The spelling of 135134420017 in words is "one hundred thirty-five billion, one hundred thirty-four million, four hundred twenty thousand, seventeen".