143320123 has 2 divisors, whose sum is σ = 143320124. Its totient is φ = 143320122.

The previous prime is 143320091. The next prime is 143320127. The reversal of 143320123 is 321023341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143320123 - 2⁵ = 143320091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143320123.

It is not a weakly prime, because it can be changed into another prime (143320127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71660061 + 71660062.

It is an arithmetic number, because the mean of its divisors is an integer number (71660062).

Almost surely, 2^143320123 is an apocalyptic number.

143320123 is a deficient number, since it is larger than the sum of its proper divisors (1).

143320123 is an equidigital number, since it uses as much as digits as its factorization.

143320123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 143320123 is about 11971.6382755244. The cubic root of 143320123 is about 523.3220782286.

Adding to 143320123 its reverse (321023341), we get a palindrome (464343464).

The spelling of 143320123 in words is "one hundred forty-three million, three hundred twenty thousand, one hundred twenty-three".