143104312 has 16 divisors (see below), whose sum is σ = 288960840. Its totient is φ = 66048096.

The previous prime is 143104307. The next prime is 143104337. The reversal of 143104312 is 213401341.

143104312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×143104312² = 40957688225986688, which contains 22 as substring.

It is a zygodrome in base 6.

It is a self number, because there is not a number n which added to its sum of digits gives 143104312.

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, 687898 + ... + 688105.

Almost surely, 2^143104312 is an apocalyptic number.

It is an amenable number.

143104312 is an abundant number, since it is smaller than the sum of its proper divisors (145856528).

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

143104312 is a wasteful number, since it uses less digits than its factorization.

143104312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376022 (or 1376018 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 143104312 is about 11962.6214518391. The cubic root of 143104312 is about 523.0592740163.

Adding to 143104312 its reverse (213401341), we get a palindrome (356505653).

The spelling of 143104312 in words is "one hundred forty-three million, one hundred four thousand, three hundred twelve".