340131703 has 4 divisors (see below), whose sum is σ = 340201080. Its totient is φ = 340062328.

The previous prime is 340131689. The next prime is 340131773. The reversal of 340131703 is 307131043.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340131703 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 (340131773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26725 + ... + 37342.

It is an arithmetic number, because the mean of its divisors is an integer number (85050270).

Almost surely, 2^340131703 is an apocalyptic number.

340131703 is a deficient number, since it is larger than the sum of its proper divisors (69377).

340131703 is an equidigital number, since it uses as much as digits as its factorization.

340131703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69376.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 340131703 is about 18442.6598678173. The cubic root of 340131703 is about 698.0433131854.

Adding to 340131703 its reverse (307131043), we get a palindrome (647262746).

The spelling of 340131703 in words is "three hundred forty million, one hundred thirty-one thousand, seven hundred three".