142343444323 has 2 divisors, whose sum is σ = 142343444324. Its totient is φ = 142343444322.

The previous prime is 142343444317. The next prime is 142343444339. The reversal of 142343444323 is 323444343241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142343444323 is a prime.

It is a super-2 number, since 2×142343444323² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142343444363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71171722161 + 71171722162.

It is an arithmetic number, because the mean of its divisors is an integer number (71171722162).

Almost surely, 2^142343444323 is an apocalyptic number.

142343444323 is a deficient number, since it is larger than the sum of its proper divisors (1).

142343444323 is an equidigital number, since it uses as much as digits as its factorization.

142343444323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 37.

Adding to 142343444323 its reverse (323444343241), we get a palindrome (465787787564).

The spelling of 142343444323 in words is "one hundred forty-two billion, three hundred forty-three million, four hundred forty-four thousand, three hundred twenty-three".