1304653133543 has 16 divisors (see below), whose sum is σ = 1438778250240. Its totient is φ = 1178264102400.

The previous prime is 1304653133479. The next prime is 1304653133569. The reversal of 1304653133543 is 3453313564031.

It is a cyclic number.

It is not a de Polignac number, because 1304653133543 - 2⁶ = 1304653133479 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 1304653133543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304653133573) 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, 16490618 + ... + 16569543.

It is an arithmetic number, because the mean of its divisors is an integer number (89923640640).

Almost surely, 2^{1304653133543} is an apocalyptic number.

1304653133543 is a deficient number, since it is larger than the sum of its proper divisors (134125116697).

1304653133543 is a wasteful number, since it uses less digits than its factorization.

1304653133543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33060278.

The product of its (nonzero) digits is 583200, while the sum is 41.

Adding to 1304653133543 its reverse (3453313564031), we get a palindrome (4757966697574).

The spelling of 1304653133543 in words is "one trillion, three hundred four billion, six hundred fifty-three million, one hundred thirty-three thousand, five hundred forty-three".