135820516 has 24 divisors (see below), whose sum is σ = 256289600. Its totient is φ = 62608032.

The previous prime is 135820511. The next prime is 135820519. The reversal of 135820516 is 615028531.

It is not an unprimeable number, because it can be changed into a prime (135820511) 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 in 7 ways as a sum of consecutive naturals, for example, 71815 + ... + 73681.

Almost surely, 2^135820516 is an apocalyptic number.

It is an amenable number.

135820516 is a deficient number, since it is larger than the sum of its proper divisors (120469084).

135820516 is a wasteful number, since it uses less digits than its factorization.

135820516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283 (or 3281 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 135820516 is about 11654.2059360559. The cubic root of 135820516 is about 514.0299911341.

The spelling of 135820516 in words is "one hundred thirty-five million, eight hundred twenty thousand, five hundred sixteen".