340354241 has 2 divisors, whose sum is σ = 340354242. Its totient is φ = 340354240.

The previous prime is 340354211. The next prime is 340354247. The reversal of 340354241 is 142453043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312264241 + 28090000 = 17671^2 + 5300^2 .

It is a cyclic number.

It is not a de Polignac number, because 340354241 - 2¹⁰ = 340353217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340354241.

It is not a weakly prime, because it can be changed into another prime (340354247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170177120 + 170177121.

It is an arithmetic number, because the mean of its divisors is an integer number (170177121).

Almost surely, 2^340354241 is an apocalyptic number.

It is an amenable number.

340354241 is a deficient number, since it is larger than the sum of its proper divisors (1).

340354241 is an equidigital number, since it uses as much as digits as its factorization.

340354241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 340354241 is about 18448.6921216654. The cubic root of 340354241 is about 698.1955162834.

The spelling of 340354241 in words is "three hundred forty million, three hundred fifty-four thousand, two hundred forty-one".