142883579 has 2 divisors, whose sum is σ = 142883580. Its totient is φ = 142883578.

The previous prime is 142883569. The next prime is 142883617. The reversal of 142883579 is 975388241.

It is a happy number.

142883579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (975388241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142883579 - 2⁴ = 142883563 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142883549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71441789 + 71441790.

It is an arithmetic number, because the mean of its divisors is an integer number (71441790).

Almost surely, 2^142883579 is an apocalyptic number.

142883579 is a deficient number, since it is larger than the sum of its proper divisors (1).

142883579 is an equidigital number, since it uses as much as digits as its factorization.

142883579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 47.

The square root of 142883579 is about 11953.3919453852. The cubic root of 142883579 is about 522.7902025620.

The spelling of 142883579 in words is "one hundred forty-two million, eight hundred eighty-three thousand, five hundred seventy-nine".