340104523 has 8 divisors (see below), whose sum is σ = 371231280. Its totient is φ = 309012480.

The previous prime is 340104517. The next prime is 340104539. The reversal of 340104523 is 325401043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340104523 - 2²⁵ = 306550091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340104494 and 340104503.

It is not an unprimeable number, because it can be changed into a prime (340104563) 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 in 7 ways as a sum of consecutive naturals, for example, 14523 + ... + 29851.

It is an arithmetic number, because the mean of its divisors is an integer number (46403910).

Almost surely, 2^340104523 is an apocalyptic number.

340104523 is a deficient number, since it is larger than the sum of its proper divisors (31126757).

340104523 is a wasteful number, since it uses less digits than its factorization.

340104523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17357.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 340104523 is about 18441.9229745707. The cubic root of 340104523 is about 698.0247190913.

Adding to 340104523 its reverse (325401043), we get a palindrome (665505566).

The spelling of 340104523 in words is "three hundred forty million, one hundred four thousand, five hundred twenty-three".