3005529881 has 2 divisors, whose sum is σ = 3005529882. Its totient is φ = 3005529880.

The previous prime is 3005529859. The next prime is 3005529913. The reversal of 3005529881 is 1889255003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2860110400 + 145419481 = 53480^2 + 12059^2 .

It is a cyclic number.

It is not a de Polignac number, because 3005529881 - 2¹⁸ = 3005267737 is a prime.

It is a super-2 number, since 2×3005529881² = 18066419731167748322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3005529181) 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, 1502764940 + 1502764941.

It is an arithmetic number, because the mean of its divisors is an integer number (1502764941).

Almost surely, 2^3005529881 is an apocalyptic number.

It is an amenable number.

3005529881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3005529881 is an equidigital number, since it uses as much as digits as its factorization.

3005529881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 3005529881 is about 54822.7131853213. The cubic root of 3005529881 is about 1443.1351895442.

The spelling of 3005529881 in words is "three billion, five million, five hundred twenty-nine thousand, eight hundred eighty-one".