857219483 has 2 divisors, whose sum is σ = 857219484. Its totient is φ = 857219482.

The previous prime is 857219477. The next prime is 857219501. The reversal of 857219483 is 384912758.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 857219483 - 2⁸ = 857219227 is a prime.

It is not a weakly prime, because it can be changed into another prime (857219383) 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, 428609741 + 428609742.

It is an arithmetic number, because the mean of its divisors is an integer number (428609742).

Almost surely, 2^857219483 is an apocalyptic number.

857219483 is a deficient number, since it is larger than the sum of its proper divisors (1).

857219483 is an equidigital number, since it uses as much as digits as its factorization.

857219483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 47.

The square root of 857219483 is about 29278.3107948529. The cubic root of 857219483 is about 949.9425571915.

The spelling of 857219483 in words is "eight hundred fifty-seven million, two hundred nineteen thousand, four hundred eighty-three".