1241443868401 has 27 divisors (see below), whose sum is σ = 1374153525003. Its totient is φ = 1120707933840.

The previous prime is 1241443868359. The next prime is 1241443868417. The reversal of 1241443868401 is 1048683441421.

The square root of 1241443868401 is 1114201.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1009524572001 + 231919296400 = 1004751^2 + 481580^2 .

It is not a de Polignac number, because 1241443868401 - 2¹⁷ = 1241443737329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1241443868461) 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 26 ways as a sum of consecutive naturals, for example, 2438985735 + ... + 2438986243.

Almost surely, 2^{1241443868401} is an apocalyptic number.

1241443868401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1241443868401 is the 1114201-st square number.

1241443868401 is the 557101-st centered octagonal number.

It is an amenable number.

1241443868401 is a deficient number, since it is larger than the sum of its proper divisors (132709656602).

1241443868401 is an frugal number, since it uses more digits than its factorization.

1241443868401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438 (or 719 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 46.

The spelling of 1241443868401 in words is "one trillion, two hundred forty-one billion, four hundred forty-three million, eight hundred sixty-eight thousand, four hundred one".