143323012601 has 2 divisors, whose sum is σ = 143323012602. Its totient is φ = 143323012600.

The previous prime is 143323012579. The next prime is 143323012639. The reversal of 143323012601 is 106210323341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141782371600 + 1540641001 = 376540^2 + 39251^2 .

It is an emirp because it is prime and its reverse (106210323341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143323012601 - 2²⁶ = 143255903737 is a prime.

It is not a weakly prime, because it can be changed into another prime (143323012661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71661506300 + 71661506301.

It is an arithmetic number, because the mean of its divisors is an integer number (71661506301).

Almost surely, 2^143323012601 is an apocalyptic number.

It is an amenable number.

143323012601 is a deficient number, since it is larger than the sum of its proper divisors (1).

143323012601 is an equidigital number, since it uses as much as digits as its factorization.

143323012601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 143323012601 its reverse (106210323341), we get a palindrome (249533335942).

The spelling of 143323012601 in words is "one hundred forty-three billion, three hundred twenty-three million, twelve thousand, six hundred one".