482020991 has 2 divisors, whose sum is σ = 482020992. Its totient is φ = 482020990.

The previous prime is 482020961. The next prime is 482020993. The reversal of 482020991 is 199020284.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-482020991 is a prime.

Together with 482020993, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (482020993) 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, 241010495 + 241010496.

It is an arithmetic number, because the mean of its divisors is an integer number (241010496).

Almost surely, 2^482020991 is an apocalyptic number.

482020991 is a deficient number, since it is larger than the sum of its proper divisors (1).

482020991 is an equidigital number, since it uses as much as digits as its factorization.

482020991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 482020991 is about 21954.9764518207. The cubic root of 482020991 is about 784.0708662991.

The spelling of 482020991 in words is "four hundred eighty-two million, twenty thousand, nine hundred ninety-one".