800529481 has 2 divisors, whose sum is σ = 800529482. Its totient is φ = 800529480.

The previous prime is 800529391. The next prime is 800529503. The reversal of 800529481 is 184925008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502656400 + 297873081 = 22420^2 + 17259^2 .

It is a cyclic number.

It is not a de Polignac number, because 800529481 - 2¹³ = 800521289 is a prime.

It is a super-2 number, since 2×800529481² = 1281694899900258722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 800529481.

It is not a weakly prime, because it can be changed into another prime (800529281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400264740 + 400264741.

It is an arithmetic number, because the mean of its divisors is an integer number (400264741).

Almost surely, 2^800529481 is an apocalyptic number.

It is an amenable number.

800529481 is a deficient number, since it is larger than the sum of its proper divisors (1).

800529481 is an equidigital number, since it uses as much as digits as its factorization.

800529481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 800529481 is about 28293.6296893841. The cubic root of 800529481 is about 928.5225243143.

The spelling of 800529481 in words is "eight hundred million, five hundred twenty-nine thousand, four hundred eighty-one".