142834667 has 2 divisors, whose sum is σ = 142834668. Its totient is φ = 142834666.

The previous prime is 142834651. The next prime is 142834711. The reversal of 142834667 is 766438241.

It is a weak prime.

It is an emirp because it is prime and its reverse (766438241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142834667 - 2⁴ = 142834651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142834067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71417333 + 71417334.

It is an arithmetic number, because the mean of its divisors is an integer number (71417334).

Almost surely, 2^142834667 is an apocalyptic number.

142834667 is a deficient number, since it is larger than the sum of its proper divisors (1).

142834667 is an equidigital number, since it uses as much as digits as its factorization.

142834667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 41.

The square root of 142834667 is about 11951.3458237974. The cubic root of 142834667 is about 522.7305417927.

The spelling of 142834667 in words is "one hundred forty-two million, eight hundred thirty-four thousand, six hundred sixty-seven".