135505503353383 has 2 divisors, whose sum is σ = 135505503353384. Its totient is φ = 135505503353382.

The previous prime is 135505503353333. The next prime is 135505503353387. The reversal of 135505503353383 is 383353305505531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135505503353383 - 2¹⁷ = 135505503222311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135505503353383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135505503353387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67752751676691 + 67752751676692.

It is an arithmetic number, because the mean of its divisors is an integer number (67752751676692).

Almost surely, 2^{135505503353383} is an apocalyptic number.

135505503353383 is a deficient number, since it is larger than the sum of its proper divisors (1).

135505503353383 is an equidigital number, since it uses as much as digits as its factorization.

135505503353383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18225000, while the sum is 52.

The spelling of 135505503353383 in words is "one hundred thirty-five trillion, five hundred five billion, five hundred three million, three hundred fifty-three thousand, three hundred eighty-three".