143323012073 has 2 divisors, whose sum is σ = 143323012074. Its totient is φ = 143323012072.

The previous prime is 143323012051. The next prime is 143323012081. The reversal of 143323012073 is 370210323341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99106595344 + 44216416729 = 314812^2 + 210277^2 .

It is a cyclic number.

It is not a de Polignac number, because 143323012073 - 2³⁰ = 142249270249 is a prime.

It is not a weakly prime, because it can be changed into another prime (143325012073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71661506036 + 71661506037.

It is an arithmetic number, because the mean of its divisors is an integer number (71661506037).

Almost surely, 2^143323012073 is an apocalyptic number.

It is an amenable number.

143323012073 is a deficient number, since it is larger than the sum of its proper divisors (1).

143323012073 is an equidigital number, since it uses as much as digits as its factorization.

143323012073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 29.

The spelling of 143323012073 in words is "one hundred forty-three billion, three hundred twenty-three million, twelve thousand, seventy-three".