485539331 has 2 divisors, whose sum is σ = 485539332. Its totient is φ = 485539330.

The previous prime is 485539283. The next prime is 485539333. The reversal of 485539331 is 133935584.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485539331 - 2²² = 481345027 is a prime.

It is a super-2 number, since 2×485539331² = 471496883895855122, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 485539333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (485539333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242769665 + 242769666.

It is an arithmetic number, because the mean of its divisors is an integer number (242769666).

Almost surely, 2^485539331 is an apocalyptic number.

485539331 is a deficient number, since it is larger than the sum of its proper divisors (1).

485539331 is an equidigital number, since it uses as much as digits as its factorization.

485539331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 41.

The square root of 485539331 is about 22034.9570228762. The cubic root of 485539331 is about 785.9739252638.

The spelling of 485539331 in words is "four hundred eighty-five million, five hundred thirty-nine thousand, three hundred thirty-one".