340007999 has 2 divisors, whose sum is σ = 340008000. Its totient is φ = 340007998.

The previous prime is 340007963. The next prime is 340008023. The reversal of 340007999 is 999700043.

It is a strong prime.

It is an emirp because it is prime and its reverse (999700043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340007999 - 2⁸ = 340007743 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340007909) 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, 170003999 + 170004000.

It is an arithmetic number, because the mean of its divisors is an integer number (170004000).

Almost surely, 2^340007999 is an apocalyptic number.

340007999 is a deficient number, since it is larger than the sum of its proper divisors (1).

340007999 is an equidigital number, since it uses as much as digits as its factorization.

340007999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 340007999 is about 18439.3058166516. The cubic root of 340007999 is about 697.9586781065.

The spelling of 340007999 in words is "three hundred forty million, seven thousand, nine hundred ninety-nine".