3005305502981 has 2 divisors, whose sum is σ = 3005305502982. Its totient is φ = 3005305502980.

The previous prime is 3005305502977. The next prime is 3005305503041. The reversal of 3005305502981 is 1892055035003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1978548878881 + 1026756624100 = 1406609^2 + 1013290^2 .

It is a cyclic number.

It is not a de Polignac number, because 3005305502981 - 2² = 3005305502977 is a prime.

It is a super-3 number, since 3×3005305502981³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3005305502921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502652751490 + 1502652751491.

It is an arithmetic number, because the mean of its divisors is an integer number (1502652751491).

Almost surely, 2^{3005305502981} is an apocalyptic number.

It is an amenable number.

3005305502981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3005305502981 is an equidigital number, since it uses as much as digits as its factorization.

3005305502981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 3005305502981 in words is "three trillion, five billion, three hundred five million, five hundred two thousand, nine hundred eighty-one".