135402513 has 8 divisors (see below), whose sum is σ = 186360576. Its totient is φ = 87356400.

The previous prime is 135402503. The next prime is 135402521. The reversal of 135402513 is 315204531.

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

It is not a de Polignac number, because 135402513 - 2⁴ = 135402497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135402503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727878 + ... + 728063.

It is an arithmetic number, because the mean of its divisors is an integer number (23295072).

Almost surely, 2^135402513 is an apocalyptic number.

It is an amenable number.

135402513 is a deficient number, since it is larger than the sum of its proper divisors (50958063).

135402513 is a wasteful number, since it uses less digits than its factorization.

135402513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455975.

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

The square root of 135402513 is about 11636.2585481760. The cubic root of 135402513 is about 513.5021207572.

The spelling of 135402513 in words is "one hundred thirty-five million, four hundred two thousand, five hundred thirteen".