13310404404403 has 4 divisors (see below), whose sum is σ = 13739772288448. Its totient is φ = 12881036520360.

The previous prime is 13310404404397. The next prime is 13310404404421. The reversal of 13310404404403 is 30440440401331.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13310404404403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 429367884013 = 13310404404403 / (1 + 3 + 3 + 1 + 0 + 4 + 0 + 4 + 4 + 0 + 4 + 4 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13310404404433) 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, 214683941976 + ... + 214683942037.

It is an arithmetic number, because the mean of its divisors is an integer number (3434943072112).

Almost surely, 2^{13310404404403} is an apocalyptic number.

13310404404403 is a deficient number, since it is larger than the sum of its proper divisors (429367884045).

13310404404403 is an equidigital number, since it uses as much as digits as its factorization.

13310404404403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429367884044.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 13310404404403 its reverse (30440440401331), we get a palindrome (43750844805734).

The spelling of 13310404404403 in words is "thirteen trillion, three hundred ten billion, four hundred four million, four hundred four thousand, four hundred three".