857023483 has 2 divisors, whose sum is σ = 857023484. Its totient is φ = 857023482.

The previous prime is 857023469. The next prime is 857023501. The reversal of 857023483 is 384320758.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-857023483 is a prime.

It is not a weakly prime, because it can be changed into another prime (857023403) 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, 428511741 + 428511742.

It is an arithmetic number, because the mean of its divisors is an integer number (428511742).

Almost surely, 2^857023483 is an apocalyptic number.

857023483 is a deficient number, since it is larger than the sum of its proper divisors (1).

857023483 is an equidigital number, since it uses as much as digits as its factorization.

857023483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 857023483 is about 29274.9634158610. The cubic root of 857023483 is about 949.8701514125.

The spelling of 857023483 in words is "eight hundred fifty-seven million, twenty-three thousand, four hundred eighty-three".