265303 has 4 divisors (see below), whose sum is σ = 267520. Its totient is φ = 263088.

The previous prime is 265277. The next prime is 265313. The reversal of 265303 is 303562.

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 265303 - 2⁵ = 265271 is a prime.

It is a Duffinian number.

265303 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265313) 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, 918 + ... + 1171.

It is an arithmetic number, because the mean of its divisors is an integer number (66880).

2²⁶⁵³⁰³ is an apocalyptic number.

265303 is a deficient number, since it is larger than the sum of its proper divisors (2217).

265303 is a wasteful number, since it uses less digits than its factorization.

265303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 265303 is about 515.0757225884. The cubic root of 265303 is about 64.2560542777.

Adding to 265303 its reverse (303562), we get a palindrome (568865).

It can be divided in two parts, 26 and 5303, that added together give a square (5329 = 73²).

The spelling of 265303 in words is "two hundred sixty-five thousand, three hundred three".