1104142143 has 16 divisors (see below), whose sum is σ = 1640106720. Its totient is φ = 656041344.

The previous prime is 1104142139. The next prime is 1104142153. The reversal of 1104142143 is 3412414011.

It is not a de Polignac number, because 1104142143 - 2² = 1104142139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104142103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486996 + ... + 489257.

It is an arithmetic number, because the mean of its divisors is an integer number (102506670).

Almost surely, 2^1104142143 is an apocalyptic number.

1104142143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1104142143 is a deficient number, since it is larger than the sum of its proper divisors (535964577).

1104142143 is a wasteful number, since it uses less digits than its factorization.

1104142143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976298.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1104142143 is about 33228.6343836156. The cubic root of 1104142143 is about 1033.5742051614.

Adding to 1104142143 its reverse (3412414011), we get a palindrome (4516556154).

The spelling of 1104142143 in words is "one billion, one hundred four million, one hundred forty-two thousand, one hundred forty-three".