142316563 has 2 divisors, whose sum is σ = 142316564. Its totient is φ = 142316562.

The previous prime is 142316533. The next prime is 142316569. The reversal of 142316563 is 365613241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142316563 is a prime.

It is not a weakly prime, because it can be changed into another prime (142316569) 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, 71158281 + 71158282.

It is an arithmetic number, because the mean of its divisors is an integer number (71158282).

Almost surely, 2^142316563 is an apocalyptic number.

142316563 is a deficient number, since it is larger than the sum of its proper divisors (1).

142316563 is an equidigital number, since it uses as much as digits as its factorization.

142316563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 142316563 is about 11929.6505816390. The cubic root of 142316563 is about 522.0977427886.

The spelling of 142316563 in words is "one hundred forty-two million, three hundred sixteen thousand, five hundred sixty-three".