135505503353333 has 2 divisors, whose sum is σ = 135505503353334. Its totient is φ = 135505503353332.

The previous prime is 135505503353293. The next prime is 135505503353383. The reversal of 135505503353333 is 333353305505531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133645206492004 + 1860296861329 = 11560502^2 + 1363927^2 .

It is a cyclic number.

It is not a de Polignac number, because 135505503353333 - 2¹⁰ = 135505503352309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135505503353383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67752751676666 + 67752751676667.

It is an arithmetic number, because the mean of its divisors is an integer number (67752751676667).

Almost surely, 2^{135505503353333} is an apocalyptic number.

It is an amenable number.

135505503353333 is a deficient number, since it is larger than the sum of its proper divisors (1).

135505503353333 is an equidigital number, since it uses as much as digits as its factorization.

135505503353333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6834375, while the sum is 47.

Adding to 135505503353333 its reverse (333353305505531), we get a palindrome (468858808858864).

The spelling of 135505503353333 in words is "one hundred thirty-five trillion, five hundred five billion, five hundred three million, three hundred fifty-three thousand, three hundred thirty-three".