143158857146 has 8 divisors (see below), whose sum is σ = 214830336564. Its totient is φ = 71548744960.

The previous prime is 143158857089. The next prime is 143158857173. The reversal of 143158857146 is 641758851341.

It can be written as a sum of positive squares in 2 ways, for example, as 136268031025 + 6890826121 = 369145^2 + 83011^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 15335975 + ... + 15345306.

Almost surely, 2^143158857146 is an apocalyptic number.

143158857146 is a deficient number, since it is larger than the sum of its proper divisors (71671479418).

143158857146 is a wasteful number, since it uses less digits than its factorization.

143158857146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30683616.

The product of its digits is 3225600, while the sum is 53.

The spelling of 143158857146 in words is "one hundred forty-three billion, one hundred fifty-eight million, eight hundred fifty-seven thousand, one hundred forty-six".