1143243110105 has 8 divisors (see below), whose sum is σ = 1372339934664. Its totient is φ = 914295686400.

The previous prime is 1143243110083. The next prime is 1143243110159. The reversal of 1143243110105 is 5010113423411.

It can be written as a sum of positive squares in 4 ways, for example, as 84533818009 + 1058709292096 = 290747^2 + 1028936^2 .

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

It is not a de Polignac number, because 1143243110105 - 2¹⁸ = 1143242847961 is a prime.

It is a super-2 number, since 2×1143243110105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37333376 + ... + 37363985.

It is an arithmetic number, because the mean of its divisors is an integer number (171542491833).

Almost surely, 2^{1143243110105} is an apocalyptic number.

It is an amenable number.

1143243110105 is a deficient number, since it is larger than the sum of its proper divisors (229096824559).

1143243110105 is an equidigital number, since it uses as much as digits as its factorization.

1143243110105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74700427.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 1143243110105 its reverse (5010113423411), we get a palindrome (6153356533516).

The spelling of 1143243110105 in words is "one trillion, one hundred forty-three billion, two hundred forty-three million, one hundred ten thousand, one hundred five".