135829787 has 2 divisors, whose sum is σ = 135829788. Its totient is φ = 135829786.

The previous prime is 135829783. The next prime is 135829829. The reversal of 135829787 is 787928531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135829787 - 2² = 135829783 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135829781) 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, 67914893 + 67914894.

It is an arithmetic number, because the mean of its divisors is an integer number (67914894).

Almost surely, 2^135829787 is an apocalyptic number.

135829787 is a deficient number, since it is larger than the sum of its proper divisors (1).

135829787 is an equidigital number, since it uses as much as digits as its factorization.

135829787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 50.

The square root of 135829787 is about 11654.6036826655. The cubic root of 135829787 is about 514.0416866269.

The spelling of 135829787 in words is "one hundred thirty-five million, eight hundred twenty-nine thousand, seven hundred eighty-seven".