340535443 has 4 divisors (see below), whose sum is σ = 340734808. Its totient is φ = 340336080.

The previous prime is 340535411. The next prime is 340535453. The reversal of 340535443 is 344535043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344535043 = 59 ⋅5839577.

It is a cyclic number.

It is not a de Polignac number, because 340535443 - 2⁵ = 340535411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340535453) 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 in 3 ways as a sum of consecutive naturals, for example, 97098 + ... + 100543.

It is an arithmetic number, because the mean of its divisors is an integer number (85183702).

Almost surely, 2^340535443 is an apocalyptic number.

340535443 is a deficient number, since it is larger than the sum of its proper divisors (199365).

340535443 is a wasteful number, since it uses less digits than its factorization.

340535443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199364.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 340535443 is about 18453.6024396322. The cubic root of 340535443 is about 698.3193989558.

The spelling of 340535443 in words is "three hundred forty million, five hundred thirty-five thousand, four hundred forty-three".