340612667 has 2 divisors, whose sum is σ = 340612668. Its totient is φ = 340612666.

The previous prime is 340612633. The next prime is 340612669. The reversal of 340612667 is 766216043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340612667 - 2¹² = 340608571 is a prime.

Together with 340612669, 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 (340612669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170306333 + 170306334.

It is an arithmetic number, because the mean of its divisors is an integer number (170306334).

Almost surely, 2^340612667 is an apocalyptic number.

340612667 is a deficient number, since it is larger than the sum of its proper divisors (1).

340612667 is an equidigital number, since it uses as much as digits as its factorization.

340612667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 340612667 is about 18455.6947038035. The cubic root of 340612667 is about 698.3721814610.

The spelling of 340612667 in words is "three hundred forty million, six hundred twelve thousand, six hundred sixty-seven".