6545213135 has 4 divisors (see below), whose sum is σ = 7854255768. Its totient is φ = 5236170504.

The previous prime is 6545213123. The next prime is 6545213159. The reversal of 6545213135 is 5313125456.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6545213135 - 2⁶ = 6545213071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6545213095 and 6545213104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654521309 + ... + 654521318.

It is an arithmetic number, because the mean of its divisors is an integer number (1963563942).

Almost surely, 2^6545213135 is an apocalyptic number.

6545213135 is a deficient number, since it is larger than the sum of its proper divisors (1309042633).

6545213135 is a wasteful number, since it uses less digits than its factorization.

6545213135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309042632.

The product of its digits is 54000, while the sum is 35.

The square root of 6545213135 is about 80902.4915252923. The cubic root of 6545213135 is about 1870.5727258094.

It can be divided in two parts, 65452 and 13135, that added together give a palindrome (78587).

The spelling of 6545213135 in words is "six billion, five hundred forty-five million, two hundred thirteen thousand, one hundred thirty-five".