1141121331443 has 8 divisors (see below), whose sum is σ = 1144350639168. Its totient is φ = 1137892676544.

The previous prime is 1141121331439. The next prime is 1141121331463. The reversal of 1141121331443 is 3441331211411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1141121331443 - 2² = 1141121331439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141121331403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3450605 + ... + 3766817.

It is an arithmetic number, because the mean of its divisors is an integer number (143043829896).

Almost surely, 2^{1141121331443} is an apocalyptic number.

1141121331443 is a deficient number, since it is larger than the sum of its proper divisors (3229307725).

1141121331443 is an equidigital number, since it uses as much as digits as its factorization.

1141121331443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326413.

The product of its digits is 3456, while the sum is 29.

Adding to 1141121331443 its reverse (3441331211411), we get a palindrome (4582452542854).

The spelling of 1141121331443 in words is "one trillion, one hundred forty-one billion, one hundred twenty-one million, three hundred thirty-one thousand, four hundred forty-three".