1130144242243 has 4 divisors (see below), whose sum is σ = 1130146699240. Its totient is φ = 1130141785248.

The previous prime is 1130144242231. The next prime is 1130144242261. The reversal of 1130144242243 is 3422424410311.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1130144242243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130144248243) 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 3 ways as a sum of consecutive naturals, for example, 309273 + ... + 1534906.

It is an arithmetic number, because the mean of its divisors is an integer number (282536674810).

Almost surely, 2^{1130144242243} is an apocalyptic number.

1130144242243 is a deficient number, since it is larger than the sum of its proper divisors (2456997).

1130144242243 is an equidigital number, since it uses as much as digits as its factorization.

1130144242243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456996.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1130144242243 its reverse (3422424410311), we get a palindrome (4552568652554).

The spelling of 1130144242243 in words is "one trillion, one hundred thirty billion, one hundred forty-four million, two hundred forty-two thousand, two hundred forty-three".