142304023 has 2 divisors, whose sum is σ = 142304024. Its totient is φ = 142304022.

The previous prime is 142304021. The next prime is 142304039. The reversal of 142304023 is 320403241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142304023 - 2¹ = 142304021 is a prime.

Together with 142304021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142304021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71152011 + 71152012.

It is an arithmetic number, because the mean of its divisors is an integer number (71152012).

Almost surely, 2^142304023 is an apocalyptic number.

142304023 is a deficient number, since it is larger than the sum of its proper divisors (1).

142304023 is an equidigital number, since it uses as much as digits as its factorization.

142304023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 142304023 is about 11929.1249888665. The cubic root of 142304023 is about 522.0824077312.

Adding to 142304023 its reverse (320403241), we get a palindrome (462707264).

The spelling of 142304023 in words is "one hundred forty-two million, three hundred four thousand, twenty-three".