457501643 has 2 divisors, whose sum is σ = 457501644. Its totient is φ = 457501642.

The previous prime is 457501621. The next prime is 457501673. The reversal of 457501643 is 346105754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 457501643 - 2¹⁰ = 457500619 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (457501673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228750821 + 228750822.

It is an arithmetic number, because the mean of its divisors is an integer number (228750822).

Almost surely, 2^457501643 is an apocalyptic number.

457501643 is a deficient number, since it is larger than the sum of its proper divisors (1).

457501643 is an equidigital number, since it uses as much as digits as its factorization.

457501643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 457501643 is about 21389.2880433174. The cubic root of 457501643 is about 770.5441944891.

The spelling of 457501643 in words is "four hundred fifty-seven million, five hundred one thousand, six hundred forty-three".