1304322543245 has 8 divisors (see below), whose sum is σ = 1657256878584. Its totient is φ = 982078150144.

The previous prime is 1304322543197. The next prime is 1304322543247. The reversal of 1304322543245 is 5423452234031.

It can be written as a sum of positive squares in 4 ways, for example, as 719521276516 + 584801266729 = 848246^2 + 764723^2 .

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 1304322543245 - 2⁸ = 1304322542989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1304322543199 and 1304322543208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304322543247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7672485464 + ... + 7672485633.

It is an arithmetic number, because the mean of its divisors is an integer number (207157109823).

Almost surely, 2^{1304322543245} is an apocalyptic number.

It is an amenable number.

1304322543245 is a deficient number, since it is larger than the sum of its proper divisors (352934335339).

1304322543245 is a wasteful number, since it uses less digits than its factorization.

1304322543245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15344971119.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 1304322543245 its reverse (5423452234031), we get a palindrome (6727774777276).

The spelling of 1304322543245 in words is "one trillion, three hundred four billion, three hundred twenty-two million, five hundred forty-three thousand, two hundred forty-five".