1001403043241 has 2 divisors, whose sum is σ = 1001403043242. Its totient is φ = 1001403043240.

The previous prime is 1001403043219. The next prime is 1001403043259. The reversal of 1001403043241 is 1423403041001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 812963706025 + 188439337216 = 901645^2 + 434096^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001403043241 - 2¹⁰ = 1001403042217 is a prime.

It is a super-2 number, since 2×1001403043241² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1001403043261) 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 as a sum of consecutive naturals, namely, 500701521620 + 500701521621.

It is an arithmetic number, because the mean of its divisors is an integer number (500701521621).

Almost surely, 2^{1001403043241} is an apocalyptic number.

It is an amenable number.

1001403043241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001403043241 is an equidigital number, since it uses as much as digits as its factorization.

1001403043241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1001403043241 its reverse (1423403041001), we get a palindrome (2424806084242).

The spelling of 1001403043241 in words is "one trillion, one billion, four hundred three million, forty-three thousand, two hundred forty-one".