6430453 has 2 divisors, whose sum is σ = 6430454. Its totient is φ = 6430452.

The previous prime is 6430451. The next prime is 6430477. The reversal of 6430453 is 3540346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5793649 + 636804 = 2407^2 + 798^2 .

It is a cyclic number.

It is not a de Polignac number, because 6430453 - 2¹ = 6430451 is a prime.

Together with 6430451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6430451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3215226 + 3215227.

It is an arithmetic number, because the mean of its divisors is an integer number (3215227).

Almost surely, 2^6430453 is an apocalyptic number.

It is an amenable number.

6430453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6430453 is an equidigital number, since it uses as much as digits as its factorization.

6430453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 6430453 is about 2535.8337879285. The cubic root of 6430453 is about 185.9575673043.

Adding to 6430453 its reverse (3540346), we get a palindrome (9970799).

The spelling of 6430453 in words is "six million, four hundred thirty thousand, four hundred fifty-three".