143104312243 has 2 divisors, whose sum is σ = 143104312244. Its totient is φ = 143104312242.

The previous prime is 143104312231. The next prime is 143104312261. The reversal of 143104312243 is 342213401341.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143104312243 - 2²⁵ = 143070757811 is a prime.

It is not a weakly prime, because it can be changed into another prime (143104312943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71552156121 + 71552156122.

It is an arithmetic number, because the mean of its divisors is an integer number (71552156122).

Almost surely, 2^143104312243 is an apocalyptic number.

143104312243 is a deficient number, since it is larger than the sum of its proper divisors (1).

143104312243 is an equidigital number, since it uses as much as digits as its factorization.

143104312243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 143104312243 its reverse (342213401341), we get a palindrome (485317713584).

The spelling of 143104312243 in words is "one hundred forty-three billion, one hundred four million, three hundred twelve thousand, two hundred forty-three".