340304771 has 2 divisors, whose sum is σ = 340304772. Its totient is φ = 340304770.

The previous prime is 340304753. The next prime is 340304813. The reversal of 340304771 is 177403043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340304771 - 2⁶ = 340304707 is a prime.

It is a Chen prime.

It is equal to p_18310277 and since 340304771 and 18310277 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (340304971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170152385 + 170152386.

It is an arithmetic number, because the mean of its divisors is an integer number (170152386).

Almost surely, 2^340304771 is an apocalyptic number.

340304771 is a deficient number, since it is larger than the sum of its proper divisors (1).

340304771 is an equidigital number, since it uses as much as digits as its factorization.

340304771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 340304771 is about 18447.3513274941. The cubic root of 340304771 is about 698.1616874059.

The spelling of 340304771 in words is "three hundred forty million, three hundred four thousand, seven hundred seventy-one".