143135368 has 8 divisors (see below), whose sum is σ = 268378830. Its totient is φ = 71567680.

The previous prime is 143135309. The next prime is 143135411. The reversal of 143135368 is 863531341.

It can be written as a sum of positive squares in only one way, i.e., 81324324 + 61811044 = 9018^2 + 7862^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8945953 + ... + 8945968.

Almost surely, 2^143135368 is an apocalyptic number.

It is an amenable number.

143135368 is a deficient number, since it is larger than the sum of its proper divisors (125243462).

143135368 is a wasteful number, since it uses less digits than its factorization.

143135368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17891927 (or 17891923 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 143135368 is about 11963.9194246702. The cubic root of 143135368 is about 523.0971087809.

The spelling of 143135368 in words is "one hundred forty-three million, one hundred thirty-five thousand, three hundred sixty-eight".