142047683 has 2 divisors, whose sum is σ = 142047684. Its totient is φ = 142047682.

The previous prime is 142047679. The next prime is 142047691. The reversal of 142047683 is 386740241.

It is a weak prime.

It is an emirp because it is prime and its reverse (386740241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142047683 - 2² = 142047679 is a prime.

It is not a weakly prime, because it can be changed into another prime (142047613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71023841 + 71023842.

It is an arithmetic number, because the mean of its divisors is an integer number (71023842).

Almost surely, 2^142047683 is an apocalyptic number.

142047683 is a deficient number, since it is larger than the sum of its proper divisors (1).

142047683 is an equidigital number, since it uses as much as digits as its factorization.

142047683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 142047683 is about 11918.3758541170. The cubic root of 142047683 is about 521.7687341356.

The spelling of 142047683 in words is "one hundred forty-two million, forty-seven thousand, six hundred eighty-three".