485512817 has 2 divisors, whose sum is σ = 485512818. Its totient is φ = 485512816.

The previous prime is 485512789. The next prime is 485512823. The reversal of 485512817 is 718215584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272382016 + 213130801 = 16504^2 + 14599^2 .

It is a cyclic number.

It is not a de Polignac number, because 485512817 - 2¹⁴ = 485496433 is a prime.

It is a super-3 number, since 3×485512817³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (485512717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242756408 + 242756409.

It is an arithmetic number, because the mean of its divisors is an integer number (242756409).

Almost surely, 2^485512817 is an apocalyptic number.

It is an amenable number.

485512817 is a deficient number, since it is larger than the sum of its proper divisors (1).

485512817 is an equidigital number, since it uses as much as digits as its factorization.

485512817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89600, while the sum is 41.

The square root of 485512817 is about 22034.3553797246. The cubic root of 485512817 is about 785.9596183610.

The spelling of 485512817 in words is "four hundred eighty-five million, five hundred twelve thousand, eight hundred seventeen".