10404355321 has 4 divisors (see below), whose sum is σ = 10413892944. Its totient is φ = 10394817700.

The previous prime is 10404355289. The next prime is 10404355327. The reversal of 10404355321 is 12355340401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10404355321 - 2⁵ = 10404355289 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 10404355321.

It is not an unprimeable number, because it can be changed into a prime (10404355327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4767175 + ... + 4769356.

It is an arithmetic number, because the mean of its divisors is an integer number (2603473236).

Almost surely, 2^10404355321 is an apocalyptic number.

It is an amenable number.

10404355321 is a deficient number, since it is larger than the sum of its proper divisors (9537623).

10404355321 is an equidigital number, since it uses as much as digits as its factorization.

10404355321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9537622.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 10404355321 its reverse (12355340401), we get a palindrome (22759695722).

The spelling of 10404355321 in words is "ten billion, four hundred four million, three hundred fifty-five thousand, three hundred twenty-one".