13225533313 has 4 divisors (see below), whose sum is σ = 13225814740. Its totient is φ = 13225251888.

The previous prime is 13225533287. The next prime is 13225533323. The reversal of 13225533313 is 31333552231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2643707889 + 10581825424 = 51417^2 + 102868^2 .

It is a cyclic number.

It is not a de Polignac number, because 13225533313 - 2²⁵ = 13191978881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13225533323) 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, 51270 + ... + 170527.

It is an arithmetic number, because the mean of its divisors is an integer number (3306453685).

Almost surely, 2^13225533313 is an apocalyptic number.

It is an amenable number.

13225533313 is a deficient number, since it is larger than the sum of its proper divisors (281427).

13225533313 is an equidigital number, since it uses as much as digits as its factorization.

13225533313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281426.

The product of its digits is 24300, while the sum is 31.

The spelling of 13225533313 in words is "thirteen billion, two hundred twenty-five million, five hundred thirty-three thousand, three hundred thirteen".