142344329 has 2 divisors, whose sum is σ = 142344330. Its totient is φ = 142344328.

The previous prime is 142344283. The next prime is 142344331. The reversal of 142344329 is 923443241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133934329 + 8410000 = 11573^2 + 2900^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142344329 is a prime.

Together with 142344331, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_8037059 and since 142344329 and 8037059 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 142344295 and 142344304.

It is not a weakly prime, because it can be changed into another prime (142344229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71172164 + 71172165.

It is an arithmetic number, because the mean of its divisors is an integer number (71172165).

Almost surely, 2^142344329 is an apocalyptic number.

It is an amenable number.

142344329 is a deficient number, since it is larger than the sum of its proper divisors (1).

142344329 is an equidigital number, since it uses as much as digits as its factorization.

142344329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 142344329 is about 11930.8142639134. The cubic root of 142344329 is about 522.1316943844.

The spelling of 142344329 in words is "one hundred forty-two million, three hundred forty-four thousand, three hundred twenty-nine".