654488983 has 2 divisors, whose sum is σ = 654488984. Its totient is φ = 654488982.

The previous prime is 654488981. The next prime is 654489007. The reversal of 654488983 is 389884456.

654488983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654488983 - 2¹ = 654488981 is a prime.

Together with 654488981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654488981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327244491 + 327244492.

It is an arithmetic number, because the mean of its divisors is an integer number (327244492).

Almost surely, 2^654488983 is an apocalyptic number.

654488983 is a deficient number, since it is larger than the sum of its proper divisors (1).

654488983 is an equidigital number, since it uses as much as digits as its factorization.

654488983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6635520, while the sum is 55.

The square root of 654488983 is about 25582.9822929228. The cubic root of 654488983 is about 868.2286516166.

The spelling of 654488983 in words is "six hundred fifty-four million, four hundred eighty-eight thousand, nine hundred eighty-three".