1426004039 has 2 divisors, whose sum is σ = 1426004040. Its totient is φ = 1426004038.

The previous prime is 1426004023. The next prime is 1426004077. The reversal of 1426004039 is 9304006241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1426004039 - 2⁴ = 1426004023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1426004009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713002019 + 713002020.

It is an arithmetic number, because the mean of its divisors is an integer number (713002020).

Almost surely, 2^1426004039 is an apocalyptic number.

1426004039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426004039 is an equidigital number, since it uses as much as digits as its factorization.

1426004039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1426004039 is about 37762.4686560611. The cubic root of 1426004039 is about 1125.5727885483.

The spelling of 1426004039 in words is "one billion, four hundred twenty-six million, four thousand, thirty-nine".