142322451043 has 2 divisors, whose sum is σ = 142322451044. Its totient is φ = 142322451042.

The previous prime is 142322451031. The next prime is 142322451059. The reversal of 142322451043 is 340154223241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142322451043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142322450996 and 142322451014.

It is not a weakly prime, because it can be changed into another prime (142322451443) 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, 71161225521 + 71161225522.

It is an arithmetic number, because the mean of its divisors is an integer number (71161225522).

Almost surely, 2^142322451043 is an apocalyptic number.

142322451043 is a deficient number, since it is larger than the sum of its proper divisors (1).

142322451043 is an equidigital number, since it uses as much as digits as its factorization.

142322451043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 142322451043 its reverse (340154223241), we get a palindrome (482476674284).

The spelling of 142322451043 in words is "one hundred forty-two billion, three hundred twenty-two million, four hundred fifty-one thousand, forty-three".