13321063263 has 4 divisors (see below), whose sum is σ = 17761417688. Its totient is φ = 8880708840.

The previous prime is 13321063207. The next prime is 13321063277. The reversal of 13321063263 is 36236012331.

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

It is not a de Polignac number, because 13321063263 - 2⁶ = 13321063199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13321063263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321063963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220177208 + ... + 2220177213.

It is an arithmetic number, because the mean of its divisors is an integer number (4440354422).

Almost surely, 2^13321063263 is an apocalyptic number.

13321063263 is a deficient number, since it is larger than the sum of its proper divisors (4440354425).

13321063263 is an equidigital number, since it uses as much as digits as its factorization.

13321063263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440354424.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 13321063263 its reverse (36236012331), we get a palindrome (49557075594).

The spelling of 13321063263 in words is "thirteen billion, three hundred twenty-one million, sixty-three thousand, two hundred sixty-three".