142850017 has 2 divisors, whose sum is σ = 142850018. Its totient is φ = 142850016.

The previous prime is 142850011. The next prime is 142850021. The reversal of 142850017 is 710058241.

142850017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130850721 + 11999296 = 11439^2 + 3464^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142850017 is a prime.

It is a super-2 number, since 2×142850017² = 40812254713800578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142850011) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71425008 + 71425009.

It is an arithmetic number, because the mean of its divisors is an integer number (71425009).

Almost surely, 2^142850017 is an apocalyptic number.

It is an amenable number.

142850017 is a deficient number, since it is larger than the sum of its proper divisors (1).

142850017 is an equidigital number, since it uses as much as digits as its factorization.

142850017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 142850017 is about 11951.9879936352. The cubic root of 142850017 is about 522.7492665336.

The spelling of 142850017 in words is "one hundred forty-two million, eight hundred fifty thousand, seventeen".