135320534527 has 2 divisors, whose sum is σ = 135320534528. Its totient is φ = 135320534526.

The previous prime is 135320534521. The next prime is 135320534641. The reversal of 135320534527 is 725435023531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135320534527 is a prime.

It is a super-2 number, since 2×135320534527² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135320534527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135320534521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67660267263 + 67660267264.

It is an arithmetic number, because the mean of its divisors is an integer number (67660267264).

Almost surely, 2^135320534527 is an apocalyptic number.

135320534527 is a deficient number, since it is larger than the sum of its proper divisors (1).

135320534527 is an equidigital number, since it uses as much as digits as its factorization.

135320534527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 135320534527 in words is "one hundred thirty-five billion, three hundred twenty million, five hundred thirty-four thousand, five hundred twenty-seven".