135042513 has 8 divisors (see below), whose sum is σ = 180112800. Its totient is φ = 90000288.

The previous prime is 135042469. The next prime is 135042533. The reversal of 135042513 is 315240531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135042513 - 2⁹ = 135042001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135042533) 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, 10378 + ... + 19436.

It is an arithmetic number, because the mean of its divisors is an integer number (22514100).

Almost surely, 2^135042513 is an apocalyptic number.

It is an amenable number.

135042513 is a deficient number, since it is larger than the sum of its proper divisors (45070287).

135042513 is an equidigital number, since it uses as much as digits as its factorization.

135042513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14031.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 135042513 is about 11620.7793628483. The cubic root of 135042513 is about 513.0466273940.

The spelling of 135042513 in words is "one hundred thirty-five million, forty-two thousand, five hundred thirteen".