1004420241533 has 2 divisors, whose sum is σ = 1004420241534. Its totient is φ = 1004420241532.

The previous prime is 1004420241491. The next prime is 1004420241571. The reversal of 1004420241533 is 3351420244001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1004200401604 + 219839929 = 1002098^2 + 14827^2 .

It is an emirp because it is prime and its reverse (3351420244001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004420241533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004420241496 and 1004420241505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004420244533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502210120766 + 502210120767.

It is an arithmetic number, because the mean of its divisors is an integer number (502210120767).

Almost surely, 2^{1004420241533} is an apocalyptic number.

It is an amenable number.

1004420241533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004420241533 is an equidigital number, since it uses as much as digits as its factorization.

1004420241533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1004420241533 its reverse (3351420244001), we get a palindrome (4355840485534).

The spelling of 1004420241533 in words is "one trillion, four billion, four hundred twenty million, two hundred forty-one thousand, five hundred thirty-three".