6615000473 has 2 divisors, whose sum is σ = 6615000474. Its totient is φ = 6615000472.

The previous prime is 6615000463. The next prime is 6615000493. The reversal of 6615000473 is 3740005166.

6615000473 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5494960384 + 1120040089 = 74128^2 + 33467^2 .

It is a cyclic number.

It is not a de Polignac number, because 6615000473 - 2¹⁸ = 6614738329 is a prime.

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 (6615000463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307500236 + 3307500237.

It is an arithmetic number, because the mean of its divisors is an integer number (3307500237).

Almost surely, 2^6615000473 is an apocalyptic number.

It is an amenable number.

6615000473 is a deficient number, since it is larger than the sum of its proper divisors (1).

6615000473 is an equidigital number, since it uses as much as digits as its factorization.

6615000473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 6615000473 is about 81332.6531781670. The cubic root of 6615000473 is about 1877.1974684453.

The spelling of 6615000473 in words is "six billion, six hundred fifteen million, four hundred seventy-three", and thus it is an aban number.