340134539 has 4 divisors (see below), whose sum is σ = 341389920. Its totient is φ = 338879160.

The previous prime is 340134497. The next prime is 340134551. The reversal of 340134539 is 935431043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340134539 - 2²⁰ = 339085963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340134239) 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, 627284 + ... + 627825.

It is an arithmetic number, because the mean of its divisors is an integer number (85347480).

Almost surely, 2^340134539 is an apocalyptic number.

340134539 is a deficient number, since it is larger than the sum of its proper divisors (1255381).

340134539 is a wasteful number, since it uses less digits than its factorization.

340134539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255380.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 340134539 is about 18442.7367546143. The cubic root of 340134539 is about 698.0452532626.

The spelling of 340134539 in words is "three hundred forty million, one hundred thirty-four thousand, five hundred thirty-nine".