143129873000 has 32 divisors (see below), whose sum is σ = 334923905160. Its totient is φ = 57251948800.

The previous prime is 143129872961. The next prime is 143129873053. The reversal of 143129873000 is 378921341.

It can be written as a sum of positive squares in 4 ways, for example, as 83436633316 + 59693239684 = 288854^2 + 244322^2 .

It is a super-2 number, since 2×143129873000² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71563937 + ... + 71565936.

Almost surely, 2^143129873000 is an apocalyptic number.

143129873000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143129873000 is an abundant number, since it is smaller than the sum of its proper divisors (191794032160).

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

143129873000 is a wasteful number, since it uses less digits than its factorization.

143129873000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143129894 (or 143129880 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 143129873000 in words is "one hundred forty-three billion, one hundred twenty-nine million, eight hundred seventy-three thousand".