135505502109587 has 2 divisors, whose sum is σ = 135505502109588. Its totient is φ = 135505502109586.

The previous prime is 135505502109541. The next prime is 135505502109611. The reversal of 135505502109587 is 785901205505531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135505502109587 - 2³² = 135501207142291 is a prime.

It is a super-2 number, since 2×135505502109587² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135505504109587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67752751054793 + 67752751054794.

It is an arithmetic number, because the mean of its divisors is an integer number (67752751054794).

Almost surely, 2^{135505502109587} is an apocalyptic number.

135505502109587 is a deficient number, since it is larger than the sum of its proper divisors (1).

135505502109587 is an equidigital number, since it uses as much as digits as its factorization.

135505502109587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450000, while the sum is 56.

The spelling of 135505502109587 in words is "one hundred thirty-five trillion, five hundred five billion, five hundred two million, one hundred nine thousand, five hundred eighty-seven".