340034512303 has 4 divisors (see below), whose sum is σ = 341646050488. Its totient is φ = 338422974120.

The previous prime is 340034512277. The next prime is 340034512357. The reversal of 340034512303 is 303215430043.

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 340034512303 - 2¹³ = 340034504111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340034512403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 805768776 + ... + 805769197.

It is an arithmetic number, because the mean of its divisors is an integer number (85411512622).

Almost surely, 2^340034512303 is an apocalyptic number.

340034512303 is a deficient number, since it is larger than the sum of its proper divisors (1611538185).

340034512303 is a wasteful number, since it uses less digits than its factorization.

340034512303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611538184.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 340034512303 its reverse (303215430043), we get a palindrome (643249942346).

The spelling of 340034512303 in words is "three hundred forty billion, thirty-four million, five hundred twelve thousand, three hundred three".