143338042165 has 4 divisors (see below), whose sum is σ = 172005650604. Its totient is φ = 114670433728.

The previous prime is 143338042153. The next prime is 143338042223. The reversal of 143338042165 is 561240833341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32588192484 + 110749849681 = 180522^2 + 332791^2 .

It is a cyclic number.

It is not a de Polignac number, because 143338042165 - 2¹³ = 143338033973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14333804212 + ... + 14333804221.

It is an arithmetic number, because the mean of its divisors is an integer number (43001412651).

Almost surely, 2^143338042165 is an apocalyptic number.

It is an amenable number.

143338042165 is a deficient number, since it is larger than the sum of its proper divisors (28667608439).

143338042165 is an equidigital number, since it uses as much as digits as its factorization.

143338042165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28667608438.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 143338042165 in words is "one hundred forty-three billion, three hundred thirty-eight million, forty-two thousand, one hundred sixty-five".