143141133665 has 8 divisors (see below), whose sum is σ = 172659358248. Its totient is φ = 113919575040.

The previous prime is 143141133661. The next prime is 143141133689. The reversal of 143141133665 is 566331141341.

It can be written as a sum of positive squares in 4 ways, for example, as 24282365584 + 118858768081 = 155828^2 + 344759^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 143141133665 - 2² = 143141133661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143141133661) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 74165426 + ... + 74167355.

It is an arithmetic number, because the mean of its divisors is an integer number (21582419781).

Almost surely, 2^143141133665 is an apocalyptic number.

It is an amenable number.

143141133665 is a deficient number, since it is larger than the sum of its proper divisors (29518224583).

143141133665 is a wasteful number, since it uses less digits than its factorization.

143141133665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148332979.

The product of its digits is 77760, while the sum is 38.

The spelling of 143141133665 in words is "one hundred forty-three billion, one hundred forty-one million, one hundred thirty-three thousand, six hundred sixty-five".