1204404322243 has 4 divisors (see below), whose sum is σ = 1208043006328. Its totient is φ = 1200765638160.

The previous prime is 1204404322217. The next prime is 1204404322271. The reversal of 1204404322243 is 3422234044021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1204404322243 - 2¹³ = 1204404314051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1204404322543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1819341546 + ... + 1819342207.

It is an arithmetic number, because the mean of its divisors is an integer number (302010751582).

Almost surely, 2^{1204404322243} is an apocalyptic number.

1204404322243 is a deficient number, since it is larger than the sum of its proper divisors (3638684085).

1204404322243 is an equidigital number, since it uses as much as digits as its factorization.

1204404322243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638684084.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 1204404322243 its reverse (3422234044021), we get a palindrome (4626638366264).

The spelling of 1204404322243 in words is "one trillion, two hundred four billion, four hundred four million, three hundred twenty-two thousand, two hundred forty-three".