340314403 has 16 divisors (see below), whose sum is σ = 400409856. Its totient is φ = 285150240.

The previous prime is 340314397. The next prime is 340314421. The reversal of 340314403 is 304413043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340314403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340314433) 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 15 ways as a sum of consecutive naturals, for example, 125500 + ... + 128182.

It is an arithmetic number, because the mean of its divisors is an integer number (25025616).

Almost surely, 2^340314403 is an apocalyptic number.

340314403 is a deficient number, since it is larger than the sum of its proper divisors (60095453).

340314403 is a wasteful number, since it uses less digits than its factorization.

340314403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 340314403 is about 18447.6123929358. The cubic root of 340314403 is about 698.1682742760.

Adding to 340314403 its reverse (304413043), we get a palindrome (644727446).

The spelling of 340314403 in words is "three hundred forty million, three hundred fourteen thousand, four hundred three".