65318113 has 4 divisors (see below), whose sum is σ = 74649280. Its totient is φ = 55986948.

The previous prime is 65318111. The next prime is 65318117. The reversal of 65318113 is 31181356.

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 65318113 - 2¹ = 65318111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65318111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4665573 + ... + 4665586.

It is an arithmetic number, because the mean of its divisors is an integer number (18662320).

Almost surely, 2^65318113 is an apocalyptic number.

It is an amenable number.

65318113 is a deficient number, since it is larger than the sum of its proper divisors (9331167).

65318113 is an equidigital number, since it uses as much as digits as its factorization.

65318113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9331166.

The product of its digits is 2160, while the sum is 28.

The square root of 65318113 is about 8081.9621998621. The cubic root of 65318113 is about 402.7274293047.

Adding to 65318113 its reverse (31181356), we get a palindrome (96499469).

The spelling of 65318113 in words is "sixty-five million, three hundred eighteen thousand, one hundred thirteen".