457866863 has 2 divisors, whose sum is σ = 457866864. Its totient is φ = 457866862.

The previous prime is 457866853. The next prime is 457866901. The reversal of 457866863 is 368668754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 457866863 - 2¹⁰ = 457865839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457866833) 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, 228933431 + 228933432.

It is an arithmetic number, because the mean of its divisors is an integer number (228933432).

Almost surely, 2^457866863 is an apocalyptic number.

457866863 is a deficient number, since it is larger than the sum of its proper divisors (1).

457866863 is an equidigital number, since it uses as much as digits as its factorization.

457866863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 53.

The square root of 457866863 is about 21397.8237912176. The cubic root of 457866863 is about 770.7491797634.

The spelling of 457866863 in words is "four hundred fifty-seven million, eight hundred sixty-six thousand, eight hundred sixty-three".