1304243113205 has 8 divisors (see below), whose sum is σ = 1565850396672. Its totient is φ = 1042888716688.

The previous prime is 1304243113181. The next prime is 1304243113211. The reversal of 1304243113205 is 5023113424031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1304243113205 - 2¹⁸ = 1304242851061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63210389 + ... + 63231018.

It is an arithmetic number, because the mean of its divisors is an integer number (195731299584).

Almost surely, 2^{1304243113205} is an apocalyptic number.

It is an amenable number.

1304243113205 is a deficient number, since it is larger than the sum of its proper divisors (261607283467).

1304243113205 is a wasteful number, since it uses less digits than its factorization.

1304243113205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126443475.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 1304243113205 its reverse (5023113424031), we get a palindrome (6327356537236).

The spelling of 1304243113205 in words is "one trillion, three hundred four billion, two hundred forty-three million, one hundred thirteen thousand, two hundred five".