143987341172 has 6 divisors (see below), whose sum is σ = 251977847058. Its totient is φ = 71993670584.

The previous prime is 143987341159. The next prime is 143987341189. The reversal of 143987341172 is 271143789341.

It can be written as a sum of positive squares in only one way, i.e., 135156228496 + 8831112676 = 367636^2 + 93974^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 143987341172.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17998417643 + ... + 17998417650.

It is an arithmetic number, because the mean of its divisors is an integer number (41996307843).

Almost surely, 2^143987341172 is an apocalyptic number.

It is an amenable number.

143987341172 is a deficient number, since it is larger than the sum of its proper divisors (107990505886).

143987341172 is a wasteful number, since it uses less digits than its factorization.

143987341172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35996835297 (or 35996835295 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 50.

The spelling of 143987341172 in words is "one hundred forty-three billion, nine hundred eighty-seven million, three hundred forty-one thousand, one hundred seventy-two".