13304304563 has 16 divisors (see below), whose sum is σ = 15059766624. Its totient is φ = 11646581760.

The previous prime is 13304304557. The next prime is 13304304569. The reversal of 13304304563 is 36540340331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13304304557) and next prime (13304304569).

It is not a de Polignac number, because 13304304563 - 2⁴ = 13304304547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13304304569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129020 + ... + 207977.

It is an arithmetic number, because the mean of its divisors is an integer number (941235414).

Almost surely, 2^13304304563 is an apocalyptic number.

13304304563 is a deficient number, since it is larger than the sum of its proper divisors (1755462061).

13304304563 is a wasteful number, since it uses less digits than its factorization.

13304304563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337142.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 13304304563 its reverse (36540340331), we get a palindrome (49844644894).

The spelling of 13304304563 in words is "thirteen billion, three hundred four million, three hundred four thousand, five hundred sixty-three".