143111204 has 12 divisors (see below), whose sum is σ = 250950000. Its totient is φ = 71411208.

The previous prime is 143111191. The next prime is 143111207. The reversal of 143111204 is 402111341.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (143111207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33854 + ... + 37845.

It is an arithmetic number, because the mean of its divisors is an integer number (20912500).

Almost surely, 2^143111204 is an apocalyptic number.

It is an amenable number.

143111204 is a deficient number, since it is larger than the sum of its proper divisors (107838796).

143111204 is a wasteful number, since it uses less digits than its factorization.

143111204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72202 (or 72200 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 143111204 is about 11962.9095123218. The cubic root of 143111204 is about 523.0676708438.

Adding to 143111204 its reverse (402111341), we get a palindrome (545222545).

The spelling of 143111204 in words is "one hundred forty-three million, one hundred eleven thousand, two hundred four".