143131337044 has 6 divisors (see below), whose sum is σ = 250479839834. Its totient is φ = 71565668520.

The previous prime is 143131337033. The next prime is 143131337047. The reversal of 143131337044 is 440733131341.

It can be written as a sum of positive squares in only one way, i.e., 141820028100 + 1311308944 = 376590^2 + 36212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143131337047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17891417127 + ... + 17891417134.

Almost surely, 2^143131337044 is an apocalyptic number.

It is an amenable number.

143131337044 is a deficient number, since it is larger than the sum of its proper divisors (107348502790).

143131337044 is a wasteful number, since it uses less digits than its factorization.

143131337044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35782834265 (or 35782834263 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

Adding to 143131337044 its reverse (440733131341), we get a palindrome (583864468385).

The spelling of 143131337044 in words is "one hundred forty-three billion, one hundred thirty-one million, three hundred thirty-seven thousand, forty-four".