6400311703 has 2 divisors, whose sum is σ = 6400311704. Its totient is φ = 6400311702.

The previous prime is 6400311667. The next prime is 6400311707. The reversal of 6400311703 is 3071130046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6400311703 - 2²¹ = 6398214551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6400311707) 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 as a sum of consecutive naturals, namely, 3200155851 + 3200155852.

It is an arithmetic number, because the mean of its divisors is an integer number (3200155852).

Almost surely, 2^6400311703 is an apocalyptic number.

6400311703 is a deficient number, since it is larger than the sum of its proper divisors (1).

6400311703 is an equidigital number, since it uses as much as digits as its factorization.

6400311703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 6400311703 is about 80001.9481200302. The cubic root of 6400311703 is about 1856.6656745634.

Adding to 6400311703 its reverse (3071130046), we get a palindrome (9471441749).

The spelling of 6400311703 in words is "six billion, four hundred million, three hundred eleven thousand, seven hundred three".