1241030040443 has 4 divisors (see below), whose sum is σ = 1253317466688. Its totient is φ = 1228742614200.

The previous prime is 1241030040413. The next prime is 1241030040491. The reversal of 1241030040443 is 3440400301421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1241030040443 - 2¹² = 1241030036347 is a prime.

It is a super-2 number, since 2×1241030040443² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1241030040413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6143712971 + ... + 6143713172.

It is an arithmetic number, because the mean of its divisors is an integer number (313329366672).

Almost surely, 2^{1241030040443} is an apocalyptic number.

1241030040443 is a deficient number, since it is larger than the sum of its proper divisors (12287426245).

1241030040443 is a wasteful number, since it uses less digits than its factorization.

1241030040443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12287426244.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1241030040443 its reverse (3440400301421), we get a palindrome (4681430341864).

The spelling of 1241030040443 in words is "one trillion, two hundred forty-one billion, thirty million, forty thousand, four hundred forty-three".