3012000521 has 2 divisors, whose sum is σ = 3012000522. Its totient is φ = 3012000520.

The previous prime is 3012000463. The next prime is 3012000527. The reversal of 3012000521 is 1250002103.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2120142025 + 891858496 = 46045^2 + 29864^2 .

It is a cyclic number.

It is not a de Polignac number, because 3012000521 - 2⁶ = 3012000457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3012000496 and 3012000505.

It is not a weakly prime, because it can be changed into another prime (3012000527) 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, 1506000260 + 1506000261.

It is an arithmetic number, because the mean of its divisors is an integer number (1506000261).

Almost surely, 2^3012000521 is an apocalyptic number.

It is an amenable number.

3012000521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012000521 is an equidigital number, since it uses as much as digits as its factorization.

3012000521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 3012000521 is about 54881.6956826226. The cubic root of 3012000521 is about 1444.1700946862.

Adding to 3012000521 its reverse (1250002103), we get a palindrome (4262002624).

The spelling of 3012000521 in words is "three billion, twelve million, five hundred twenty-one", and thus it is an aban number.