281422067 has 2 divisors, whose sum is σ = 281422068. Its totient is φ = 281422066.

The previous prime is 281422039. The next prime is 281422109. The reversal of 281422067 is 760224182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 281422067 - 2¹² = 281417971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (281422007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140711033 + 140711034.

It is an arithmetic number, because the mean of its divisors is an integer number (140711034).

Almost surely, 2^281422067 is an apocalyptic number.

281422067 is a deficient number, since it is larger than the sum of its proper divisors (1).

281422067 is an equidigital number, since it uses as much as digits as its factorization.

281422067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 281422067 is about 16775.6390936381. The cubic root of 281422067 is about 655.3189340868.

The spelling of 281422067 in words is "two hundred eighty-one million, four hundred twenty-two thousand, sixty-seven".