65671323 has 16 divisors (see below), whose sum is σ = 94101120. Its totient is φ = 40588416.

The previous prime is 65671321. The next prime is 65671349. The reversal of 65671323 is 32317656.

65671323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65671323 - 2¹ = 65671321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65671321) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6193 + ... + 13026.

It is an arithmetic number, because the mean of its divisors is an integer number (5881320).

Almost surely, 2^65671323 is an apocalyptic number.

65671323 is a deficient number, since it is larger than the sum of its proper divisors (28429797).

65671323 is a wasteful number, since it uses less digits than its factorization.

65671323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19306.

The product of its digits is 22680, while the sum is 33.

The square root of 65671323 is about 8103.7844862755. The cubic root of 65671323 is about 403.4520456670.

Adding to 65671323 its reverse (32317656), we get a palindrome (97988979).

The spelling of 65671323 in words is "sixty-five million, six hundred seventy-one thousand, three hundred twenty-three".