1004243343041 has 4 divisors (see below), whose sum is σ = 1005735532932. Its totient is φ = 1002751153152.

The previous prime is 1004243343023. The next prime is 1004243343043. The reversal of 1004243343041 is 1403433424001.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 664027784641 + 340215558400 = 814879^2 + 583280^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004243343041 - 2³⁸ = 729365436097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1004243342995 and 1004243343013.

It is not an unprimeable number, because it can be changed into a prime (1004243343043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746093936 + ... + 746095281.

It is an arithmetic number, because the mean of its divisors is an integer number (251433883233).

Almost surely, 2^{1004243343041} is an apocalyptic number.

It is an amenable number.

1004243343041 is a deficient number, since it is larger than the sum of its proper divisors (1492189891).

1004243343041 is an equidigital number, since it uses as much as digits as its factorization.

1004243343041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492189890.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 1004243343041 its reverse (1403433424001), we get a palindrome (2407676767042).

The spelling of 1004243343041 in words is "one trillion, four billion, two hundred forty-three million, three hundred forty-three thousand, forty-one".