1304242543111 has 8 divisors (see below), whose sum is σ = 1322341534800. Its totient is φ = 1286149839552.

The previous prime is 1304242543099. The next prime is 1304242543129. The reversal of 1304242543111 is 1113452424031.

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 1304242543111 - 2²⁵ = 1304208988679 is a prime.

It is a super-2 number, since 2×1304242543111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304242543211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153561 + ... + 1984738.

It is an arithmetic number, because the mean of its divisors is an integer number (165292691850).

Almost surely, 2^{1304242543111} is an apocalyptic number.

1304242543111 is a deficient number, since it is larger than the sum of its proper divisors (18098991689).

1304242543111 is an equidigital number, since it uses as much as digits as its factorization.

1304242543111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144065.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 1304242543111 its reverse (1113452424031), we get a palindrome (2417694967142).

The spelling of 1304242543111 in words is "one trillion, three hundred four billion, two hundred forty-two million, five hundred forty-three thousand, one hundred eleven".