340081879 has 2 divisors, whose sum is σ = 340081880. Its totient is φ = 340081878.

The previous prime is 340081849. The next prime is 340081891. The reversal of 340081879 is 978180043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340081879 - 2⁷ = 340081751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340081849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170040939 + 170040940.

It is an arithmetic number, because the mean of its divisors is an integer number (170040940).

Almost surely, 2^340081879 is an apocalyptic number.

340081879 is a deficient number, since it is larger than the sum of its proper divisors (1).

340081879 is an equidigital number, since it uses as much as digits as its factorization.

340081879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 340081879 is about 18441.3090370505. The cubic root of 340081879 is about 698.0092273611.

The spelling of 340081879 in words is "three hundred forty million, eighty-one thousand, eight hundred seventy-nine".