3006621461 has 2 divisors, whose sum is σ = 3006621462. Its totient is φ = 3006621460.

The previous prime is 3006621437. The next prime is 3006621463. The reversal of 3006621461 is 1641266003.

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., 2393068561 + 613552900 = 48919^2 + 24770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3006621461 is a prime.

Together with 3006621463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3006621463) 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, 1503310730 + 1503310731.

It is an arithmetic number, because the mean of its divisors is an integer number (1503310731).

Almost surely, 2^3006621461 is an apocalyptic number.

It is an amenable number.

3006621461 is a deficient number, since it is larger than the sum of its proper divisors (1).

3006621461 is an equidigital number, since it uses as much as digits as its factorization.

3006621461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3006621461 is about 54832.6678267618. The cubic root of 3006621461 is about 1443.3098794103.

Adding to 3006621461 its reverse (1641266003), we get a palindrome (4647887464).

The spelling of 3006621461 in words is "three billion, six million, six hundred twenty-one thousand, four hundred sixty-one".