135829307309 has 12 divisors (see below), whose sum is σ = 143412703776. Its totient is φ = 128628130248.

The previous prime is 135829307297. The next prime is 135829307399. The reversal of 135829307309 is 903703928531.

It is a de Polignac number, because none of the positive numbers 2^k-135829307309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135829307399) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 828422 + ... + 978744.

It is an arithmetic number, because the mean of its divisors is an integer number (11951058648).

Almost surely, 2^135829307309 is an apocalyptic number.

135829307309 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

135829307309 is a deficient number, since it is larger than the sum of its proper divisors (7583396467).

135829307309 is a wasteful number, since it uses less digits than its factorization.

135829307309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152864 (or 152845 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 135829307309 in words is "one hundred thirty-five billion, eight hundred twenty-nine million, three hundred seven thousand, three hundred nine".