13204400303 has 16 divisors (see below), whose sum is σ = 14541742080. Its totient is φ = 11934150624.

The previous prime is 13204400291. The next prime is 13204400329. The reversal of 13204400303 is 30300440231.

It is a cyclic number.

It is not a de Polignac number, because 13204400303 - 2⁶ = 13204400239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204400393) 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, 127925 + ... + 206817.

It is an arithmetic number, because the mean of its divisors is an integer number (908858880).

Almost surely, 2^13204400303 is an apocalyptic number.

13204400303 is a deficient number, since it is larger than the sum of its proper divisors (1337341777).

13204400303 is a wasteful number, since it uses less digits than its factorization.

13204400303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79318.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 13204400303 its reverse (30300440231), we get a palindrome (43504840534).

The spelling of 13204400303 in words is "thirteen billion, two hundred four million, four hundred thousand, three hundred three".