1004420142443 has 2 divisors, whose sum is σ = 1004420142444. Its totient is φ = 1004420142442.

The previous prime is 1004420142389. The next prime is 1004420142461. The reversal of 1004420142443 is 3442410244001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004420142443 - 2³⁶ = 935700665707 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004420142493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502210071221 + 502210071222.

It is an arithmetic number, because the mean of its divisors is an integer number (502210071222).

Almost surely, 2^{1004420142443} is an apocalyptic number.

1004420142443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004420142443 is an equidigital number, since it uses as much as digits as its factorization.

1004420142443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1004420142443 its reverse (3442410244001), we get a palindrome (4446830386444).

The spelling of 1004420142443 in words is "one trillion, four billion, four hundred twenty million, one hundred forty-two thousand, four hundred forty-three".