143118012 has 12 divisors (see below), whose sum is σ = 333942056. Its totient is φ = 47706000.

The previous prime is 143118007. The next prime is 143118043. The reversal of 143118012 is 210811341.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 143118012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5963239 + ... + 5963262.

Almost surely, 2^143118012 is an apocalyptic number.

143118012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143118012 is an abundant number, since it is smaller than the sum of its proper divisors (190824044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143118012 is a wasteful number, since it uses less digits than its factorization.

143118012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11926508 (or 11926506 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 143118012 is about 11963.1940551008. The cubic root of 143118012 is about 523.0759650657.

Adding to 143118012 its reverse (210811341), we get a palindrome (353929353).

The spelling of 143118012 in words is "one hundred forty-three million, one hundred eighteen thousand, twelve".