340433459 has 2 divisors, whose sum is σ = 340433460. Its totient is φ = 340433458.

The previous prime is 340433453. The next prime is 340433503. The reversal of 340433459 is 954334043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340433459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340433453) 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, 170216729 + 170216730.

It is an arithmetic number, because the mean of its divisors is an integer number (170216730).

Almost surely, 2^340433459 is an apocalyptic number.

340433459 is a deficient number, since it is larger than the sum of its proper divisors (1).

340433459 is an equidigital number, since it uses as much as digits as its factorization.

340433459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 340433459 is about 18450.8389782145. The cubic root of 340433459 is about 698.2496807931.

It can be divided in two parts, 3404 and 33459, that added together give a palindrome (36863).

The spelling of 340433459 in words is "three hundred forty million, four hundred thirty-three thousand, four hundred fifty-nine".