143340243243293 has 4 divisors (see below), whose sum is σ = 143344209857820. Its totient is φ = 143336276628768.

The previous prime is 143340243243227. The next prime is 143340243243319. The reversal of 143340243243293 is 392342342043341.

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 97838567430244 + 45501675813049 = 9891338^2 + 6745493^2 .

It is a cyclic number.

It is not a de Polignac number, because 143340243243293 - 2¹⁰ = 143340243242269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143340243243203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1983253058 + ... + 1983325331.

It is an arithmetic number, because the mean of its divisors is an integer number (35836052464455).

Almost surely, 2^{143340243243293} is an apocalyptic number.

It is an amenable number.

143340243243293 is a deficient number, since it is larger than the sum of its proper divisors (3966614527).

143340243243293 is an equidigital number, since it uses as much as digits as its factorization.

143340243243293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3966614526.

The product of its (nonzero) digits is 4478976, while the sum is 47.

The spelling of 143340243243293 in words is "one hundred forty-three trillion, three hundred forty billion, two hundred forty-three million, two hundred forty-three thousand, two hundred ninety-three".