265013253 has 12 divisors (see below), whose sum is σ = 387099180. Its totient is φ = 174689856.

The previous prime is 265013249. The next prime is 265013263. The reversal of 265013253 is 352310562.

265013253 is a `hidden beast` number, since 2 + 650 + 1 + 3 + 2 + 5 + 3 = 666.

265013253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 28068804 + 236944449 = 5298^2 + 15393^2 .

It is not a de Polignac number, because 265013253 - 2² = 265013249 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265013233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164626 + ... + 166227.

It is an arithmetic number, because the mean of its divisors is an integer number (32258265).

Almost surely, 2^265013253 is an apocalyptic number.

It is an amenable number.

265013253 is a deficient number, since it is larger than the sum of its proper divisors (122085927).

265013253 is a wasteful number, since it uses less digits than its factorization.

265013253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330948 (or 330945 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 265013253 is about 16279.2276536696. The cubic root of 265013253 is about 642.3265363654.

The spelling of 265013253 in words is "two hundred sixty-five million, thirteen thousand, two hundred fifty-three".