1340414039 has 2 divisors, whose sum is σ = 1340414040. Its totient is φ = 1340414038.

The previous prime is 1340414021. The next prime is 1340414081. The reversal of 1340414039 is 9304140431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1340414039 - 2⁸ = 1340413783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340414099) 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, 670207019 + 670207020.

It is an arithmetic number, because the mean of its divisors is an integer number (670207020).

Almost surely, 2^1340414039 is an apocalyptic number.

1340414039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340414039 is an equidigital number, since it uses as much as digits as its factorization.

1340414039 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 1340414039 is about 36611.6653404349. The cubic root of 1340414039 is about 1102.5873087961.

The spelling of 1340414039 in words is "one billion, three hundred forty million, four hundred fourteen thousand, thirty-nine".