340403304089 has 2 divisors, whose sum is σ = 340403304090. Its totient is φ = 340403304088.

The previous prime is 340403304037. The next prime is 340403304097. The reversal of 340403304089 is 980403304043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320559792400 + 19843511689 = 566180^2 + 140867^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340403304089 is a prime.

It is not a weakly prime, because it can be changed into another prime (340403304289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170201652044 + 170201652045.

It is an arithmetic number, because the mean of its divisors is an integer number (170201652045).

Almost surely, 2^340403304089 is an apocalyptic number.

It is an amenable number.

340403304089 is a deficient number, since it is larger than the sum of its proper divisors (1).

340403304089 is an equidigital number, since it uses as much as digits as its factorization.

340403304089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 340403304089 in words is "three hundred forty billion, four hundred three million, three hundred four thousand, eighty-nine".