143520145012 has 6 divisors (see below), whose sum is σ = 251160253778. Its totient is φ = 71760072504.

The previous prime is 143520144991. The next prime is 143520145081. The reversal of 143520145012 is 210541025341.

It can be written as a sum of positive squares in only one way, i.e., 139932853776 + 3587291236 = 374076^2 + 59894^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17940018123 + ... + 17940018130.

Almost surely, 2^143520145012 is an apocalyptic number.

It is an amenable number.

143520145012 is a deficient number, since it is larger than the sum of its proper divisors (107640108766).

143520145012 is a wasteful number, since it uses less digits than its factorization.

143520145012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35880036257 (or 35880036255 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 143520145012 in words is "one hundred forty-three billion, five hundred twenty million, one hundred forty-five thousand, twelve".