1438067 has 2 divisors, whose sum is σ = 1438068. Its totient is φ = 1438066.

The previous prime is 1438061. The next prime is 1438069. The reversal of 1438067 is 7608341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1438067 - 2¹⁶ = 1372531 is a prime.

Together with 1438069, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1438061) 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, 719033 + 719034.

It is an arithmetic number, because the mean of its divisors is an integer number (719034).

2^1438067 is an apocalyptic number.

1438067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1438067 is an equidigital number, since it uses as much as digits as its factorization.

1438067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1438067 is about 1199.1943128618. The cubic root of 1438067 is about 112.8737724330.

The spelling of 1438067 in words is "one million, four hundred thirty-eight thousand, sixty-seven".