142683271 has 2 divisors, whose sum is σ = 142683272. Its totient is φ = 142683270.

The previous prime is 142683251. The next prime is 142683313. The reversal of 142683271 is 172386241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142683271 - 2⁷ = 142683143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142683221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71341635 + 71341636.

It is an arithmetic number, because the mean of its divisors is an integer number (71341636).

Almost surely, 2^142683271 is an apocalyptic number.

142683271 is a deficient number, since it is larger than the sum of its proper divisors (1).

142683271 is an equidigital number, since it uses as much as digits as its factorization.

142683271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 34.

The square root of 142683271 is about 11945.0102971910. The cubic root of 142683271 is about 522.5457890475.

The spelling of 142683271 in words is "one hundred forty-two million, six hundred eighty-three thousand, two hundred seventy-one".