1320004413243 has 12 divisors (see below), whose sum is σ = 1907568641160. Its totient is φ = 879589588416.

The previous prime is 1320004413239. The next prime is 1320004413251. The reversal of 1320004413243 is 3423144000231.

1320004413243 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 0 + 0 + 4 + 413 + 243 = 666.

It is not a de Polignac number, because 1320004413243 - 2² = 1320004413239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320004413223) 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 11 ways as a sum of consecutive naturals, for example, 34425921 + ... + 34464242.

It is an arithmetic number, because the mean of its divisors is an integer number (158964053430).

Almost surely, 2^{1320004413243} is an apocalyptic number.

1320004413243 is a deficient number, since it is larger than the sum of its proper divisors (587564227917).

1320004413243 is a wasteful number, since it uses less digits than its factorization.

1320004413243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68892298 (or 68892295 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1320004413243 its reverse (3423144000231), we get a palindrome (4743148413474).

The spelling of 1320004413243 in words is "one trillion, three hundred twenty billion, four million, four hundred thirteen thousand, two hundred forty-three".