1005544441241 has 4 divisors (see below), whose sum is σ = 1007070306000. Its totient is φ = 1004018576484.

The previous prime is 1005544441207. The next prime is 1005544441243. The reversal of 1005544441241 is 1421444455001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1005544441241 is a prime.

It is a super-2 number, since 2×1005544441241² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1005544441243) 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, 762931391 + ... + 762932708.

It is an arithmetic number, because the mean of its divisors is an integer number (251767576500).

Almost surely, 2^{1005544441241} is an apocalyptic number.

It is an amenable number.

1005544441241 is a deficient number, since it is larger than the sum of its proper divisors (1525864759).

1005544441241 is an equidigital number, since it uses as much as digits as its factorization.

1005544441241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525864758.

The product of its (nonzero) digits is 51200, while the sum is 35.

Adding to 1005544441241 its reverse (1421444455001), we get a palindrome (2426988896242).

The spelling of 1005544441241 in words is "one trillion, five billion, five hundred forty-four million, four hundred forty-one thousand, two hundred forty-one".