135706826527 has 2 divisors, whose sum is σ = 135706826528. Its totient is φ = 135706826526.

The previous prime is 135706826509. The next prime is 135706826543. The reversal of 135706826527 is 725628607531.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (725628607531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135706826527 - 2⁷ = 135706826399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135706826597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67853413263 + 67853413264.

It is an arithmetic number, because the mean of its divisors is an integer number (67853413264).

Almost surely, 2^135706826527 is an apocalyptic number.

135706826527 is a deficient number, since it is larger than the sum of its proper divisors (1).

135706826527 is an equidigital number, since it uses as much as digits as its factorization.

135706826527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 135706826527 in words is "one hundred thirty-five billion, seven hundred six million, eight hundred twenty-six thousand, five hundred twenty-seven".