135082691 has 2 divisors, whose sum is σ = 135082692. Its totient is φ = 135082690.

The previous prime is 135082613. The next prime is 135082693. The reversal of 135082691 is 196280531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135082691 - 2²⁶ = 67973827 is a prime.

Together with 135082693, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135082693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67541345 + 67541346.

It is an arithmetic number, because the mean of its divisors is an integer number (67541346).

Almost surely, 2^135082691 is an apocalyptic number.

135082691 is a deficient number, since it is larger than the sum of its proper divisors (1).

135082691 is an equidigital number, since it uses as much as digits as its factorization.

135082691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 135082691 is about 11622.5079479431. The cubic root of 135082691 is about 513.0975030849.

The spelling of 135082691 in words is "one hundred thirty-five million, eighty-two thousand, six hundred ninety-one".