41284390729 has 2 divisors, whose sum is σ = 41284390730. Its totient is φ = 41284390728.

The previous prime is 41284390703. The next prime is 41284390747. The reversal of 41284390729 is 92709348214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37762205625 + 3522185104 = 194325^2 + 59348^2 .

It is a cyclic number.

It is not a de Polignac number, because 41284390729 - 2¹¹ = 41284388681 is a prime.

It is not a weakly prime, because it can be changed into another prime (41284390759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20642195364 + 20642195365.

It is an arithmetic number, because the mean of its divisors is an integer number (20642195365).

Almost surely, 2^41284390729 is an apocalyptic number.

It is an amenable number.

41284390729 is a deficient number, since it is larger than the sum of its proper divisors (1).

41284390729 is an equidigital number, since it uses as much as digits as its factorization.

41284390729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 41284390729 in words is "forty-one billion, two hundred eighty-four million, three hundred ninety thousand, seven hundred twenty-nine".