263275313 has 32 divisors (see below), whose sum is σ = 318689280. Its totient is φ = 212829120.

The previous prime is 263275307. The next prime is 263275351. The reversal of 263275313 is 313572362.

263275313 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 263275313 - 2¹⁶ = 263209777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 263275313.

It is not an unprimeable number, because it can be changed into a prime (263275373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1893998 + ... + 1894136.

It is an arithmetic number, because the mean of its divisors is an integer number (9959040).

Almost surely, 2^263275313 is an apocalyptic number.

It is an amenable number.

263275313 is a deficient number, since it is larger than the sum of its proper divisors (55413967).

263275313 is a wasteful number, since it uses less digits than its factorization.

263275313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357.

The product of its digits is 22680, while the sum is 32.

The square root of 263275313 is about 16225.7607833963. The cubic root of 263275313 is about 640.9193436303.

The spelling of 263275313 in words is "two hundred sixty-three million, two hundred seventy-five thousand, three hundred thirteen".