486821123 has 2 divisors, whose sum is σ = 486821124. Its totient is φ = 486821122.

The previous prime is 486821119. The next prime is 486821177. The reversal of 486821123 is 321128684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486821123 - 2² = 486821119 is a prime.

It is a super-2 number, since 2×486821123² = 473989611597962258, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (486820123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243410561 + 243410562.

It is an arithmetic number, because the mean of its divisors is an integer number (243410562).

Almost surely, 2^486821123 is an apocalyptic number.

486821123 is a deficient number, since it is larger than the sum of its proper divisors (1).

486821123 is an equidigital number, since it uses as much as digits as its factorization.

486821123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 35.

The square root of 486821123 is about 22064.0232731929. The cubic root of 486821123 is about 786.6649574040.

The spelling of 486821123 in words is "four hundred eighty-six million, eight hundred twenty-one thousand, one hundred twenty-three".