1304243222511 has 8 divisors (see below), whose sum is σ = 1738996277040. Its totient is φ = 869492824832.

The previous prime is 1304243222483. The next prime is 1304243222531. The reversal of 1304243222511 is 1152223424031.

It is a happy number.

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 1304243222511 - 2¹⁸ = 1304242960367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304243222531) 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, 1379905 + ... + 2124293.

It is an arithmetic number, because the mean of its divisors is an integer number (217374534630).

Almost surely, 2^{1304243222511} is an apocalyptic number.

1304243222511 is a deficient number, since it is larger than the sum of its proper divisors (434753054529).

1304243222511 is an equidigital number, since it uses as much as digits as its factorization.

1304243222511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328425.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1304243222511 its reverse (1152223424031), we get a palindrome (2456466646542).

The spelling of 1304243222511 in words is "one trillion, three hundred four billion, two hundred forty-three million, two hundred twenty-two thousand, five hundred eleven".