340155667 has 2 divisors, whose sum is σ = 340155668. Its totient is φ = 340155666.

The previous prime is 340155631. The next prime is 340155701. The reversal of 340155667 is 766551043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340155667 - 2¹⁵ = 340122899 is a prime.

It is not a weakly prime, because it can be changed into another prime (340155617) 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, 170077833 + 170077834.

It is an arithmetic number, because the mean of its divisors is an integer number (170077834).

Almost surely, 2^340155667 is an apocalyptic number.

340155667 is a deficient number, since it is larger than the sum of its proper divisors (1).

340155667 is an equidigital number, since it uses as much as digits as its factorization.

340155667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 340155667 is about 18443.3095457404. The cubic root of 340155667 is about 698.0597063619.

The spelling of 340155667 in words is "three hundred forty million, one hundred fifty-five thousand, six hundred sixty-seven".