6431400603 has 12 divisors (see below), whose sum is σ = 9385573288. Its totient is φ = 4243397760.

The previous prime is 6431400601. The next prime is 6431400623. The reversal of 6431400603 is 3060041346.

6431400603 is a `hidden beast` number, since 6 + 43 + 14 + 0 + 0 + 603 = 666.

It is not a de Polignac number, because 6431400603 - 2¹ = 6431400601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6431400601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3682633 + ... + 3684378.

Almost surely, 2^6431400603 is an apocalyptic number.

6431400603 is a deficient number, since it is larger than the sum of its proper divisors (2954172685).

6431400603 is a wasteful number, since it uses less digits than its factorization.

6431400603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7367114 (or 7367111 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 6431400603 is about 80196.0136353422. The cubic root of 6431400603 is about 1859.6670120169.

Adding to 6431400603 its reverse (3060041346), we get a palindrome (9491441949).

The spelling of 6431400603 in words is "six billion, four hundred thirty-one million, four hundred thousand, six hundred three".