143000473 has 32 divisors (see below), whose sum is σ = 183859200. Its totient is φ = 110250000.

The previous prime is 143000401. The next prime is 143000513. The reversal of 143000473 is 374000341.

It is a happy number.

It is not a de Polignac number, because 143000473 - 2¹³ = 142992281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143000873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 569598 + ... + 569848.

It is an arithmetic number, because the mean of its divisors is an integer number (5745600).

Almost surely, 2^143000473 is an apocalyptic number.

It is an amenable number.

143000473 is a deficient number, since it is larger than the sum of its proper divisors (40858727).

143000473 is a wasteful number, since it uses less digits than its factorization.

143000473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 143000473 is about 11958.2805202086. The cubic root of 143000473 is about 522.9327297412.

The spelling of 143000473 in words is "one hundred forty-three million, four hundred seventy-three", and thus it is an aban number.