65532013 has 4 divisors (see below), whose sum is σ = 65557600. Its totient is φ = 65506428.

The previous prime is 65532011. The next prime is 65532017. The reversal of 65532013 is 31023556.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65532013 - 2¹ = 65532011 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 (65532011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8463 + ... + 14236.

It is an arithmetic number, because the mean of its divisors is an integer number (16389400).

Almost surely, 2^65532013 is an apocalyptic number.

It is an amenable number.

65532013 is a deficient number, since it is larger than the sum of its proper divisors (25587).

65532013 is a wasteful number, since it uses less digits than its factorization.

65532013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25586.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 65532013 is about 8095.1845562655. The cubic root of 65532013 is about 403.1665598480.

Adding to 65532013 its reverse (31023556), we get a palindrome (96555569).

The spelling of 65532013 in words is "sixty-five million, five hundred thirty-two thousand, thirteen".