135829709 has 2 divisors, whose sum is σ = 135829710. Its totient is φ = 135829708.

The previous prime is 135829699. The next prime is 135829717. The reversal of 135829709 is 907928531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86899684 + 48930025 = 9322^2 + 6995^2 .

It is a cyclic number.

It is not a de Polignac number, because 135829709 - 2¹⁶ = 135764173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135829709.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135829409) 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, 67914854 + 67914855.

It is an arithmetic number, because the mean of its divisors is an integer number (67914855).

Almost surely, 2^135829709 is an apocalyptic number.

It is an amenable number.

135829709 is a deficient number, since it is larger than the sum of its proper divisors (1).

135829709 is an equidigital number, since it uses as much as digits as its factorization.

135829709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 135829709 is about 11654.6003363479. The cubic root of 135829709 is about 514.0415882311.

The spelling of 135829709 in words is "one hundred thirty-five million, eight hundred twenty-nine thousand, seven hundred nine".