1143311110 has 16 divisors (see below), whose sum is σ = 2058363216. Its totient is φ = 457234848.

The previous prime is 1143311101. The next prime is 1143311123. The reversal of 1143311110 is 111133411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71404 + ... + 85936.

It is an arithmetic number, because the mean of its divisors is an integer number (128647701).

Almost surely, 2^1143311110 is an apocalyptic number.

1143311110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143311110 is a deficient number, since it is larger than the sum of its proper divisors (915052106).

1143311110 is a wasteful number, since it uses less digits than its factorization.

1143311110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22407.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1143311110 is about 33812.8837871010. The cubic root of 1143311110 is about 1045.6543325370.

Adding to 1143311110 its reverse (111133411), we get a palindrome (1254444521).

The spelling of 1143311110 in words is "one billion, one hundred forty-three million, three hundred eleven thousand, one hundred ten".