143331012009 has 6 divisors (see below), whose sum is σ = 207033684026. Its totient is φ = 95554008000.

The previous prime is 143331011947. The next prime is 143331012089. The reversal of 143331012009 is 900210133341.

143331012009 is a `hidden beast` number, since 143 + 3 + 310 + 1 + 200 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 85477293225 + 57853718784 = 292365^2 + 240528^2 .

It is not a de Polignac number, because 143331012009 - 2¹² = 143331007913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143331012089) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7962833992 + ... + 7962834009.

Almost surely, 2^143331012009 is an apocalyptic number.

It is an amenable number.

143331012009 is a deficient number, since it is larger than the sum of its proper divisors (63702672017).

143331012009 is a wasteful number, since it uses less digits than its factorization.

143331012009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15925668007 (or 15925668004 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 143331012009 in words is "one hundred forty-three billion, three hundred thirty-one million, twelve thousand, nine".