265233313 has 4 divisors (see below), whose sum is σ = 265283248. Its totient is φ = 265183380.

The previous prime is 265233299. The next prime is 265233323. The reversal of 265233313 is 313332562.

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 265233313 - 2¹⁷ = 265102241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265233323) 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, 15903 + ... + 27988.

It is an arithmetic number, because the mean of its divisors is an integer number (66320812).

Almost surely, 2^265233313 is an apocalyptic number.

It is an amenable number.

265233313 is a deficient number, since it is larger than the sum of its proper divisors (49935).

265233313 is an equidigital number, since it uses as much as digits as its factorization.

265233313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49934.

The product of its digits is 9720, while the sum is 28.

The square root of 265233313 is about 16285.9851713060. The cubic root of 265233313 is about 642.5042775028.

Adding to 265233313 its reverse (313332562), we get a palindrome (578565875).

The spelling of 265233313 in words is "two hundred sixty-five million, two hundred thirty-three thousand, three hundred thirteen".