135605264527 has 2 divisors, whose sum is σ = 135605264528. Its totient is φ = 135605264526.

The previous prime is 135605264507. The next prime is 135605264567. The reversal of 135605264527 is 725462506531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135605264527 - 2¹¹ = 135605262479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135605264507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67802632263 + 67802632264.

It is an arithmetic number, because the mean of its divisors is an integer number (67802632264).

Almost surely, 2^135605264527 is an apocalyptic number.

135605264527 is a deficient number, since it is larger than the sum of its proper divisors (1).

135605264527 is an equidigital number, since it uses as much as digits as its factorization.

135605264527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The spelling of 135605264527 in words is "one hundred thirty-five billion, six hundred five million, two hundred sixty-four thousand, five hundred twenty-seven".