284513329 has 2 divisors, whose sum is σ = 284513330. Its totient is φ = 284513328.

The previous prime is 284513303. The next prime is 284513347. The reversal of 284513329 is 923315482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193349025 + 91164304 = 13905^2 + 9548^2 .

It is a cyclic number.

It is not a de Polignac number, because 284513329 - 2¹⁷ = 284382257 is a prime.

It is not a weakly prime, because it can be changed into another prime (284513029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142256664 + 142256665.

It is an arithmetic number, because the mean of its divisors is an integer number (142256665).

Almost surely, 2^284513329 is an apocalyptic number.

It is an amenable number.

284513329 is a deficient number, since it is larger than the sum of its proper divisors (1).

284513329 is an equidigital number, since it uses as much as digits as its factorization.

284513329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 284513329 is about 16867.5229064614. The cubic root of 284513329 is about 657.7096375957.

The spelling of 284513329 in words is "two hundred eighty-four million, five hundred thirteen thousand, three hundred twenty-nine".