6615463 has 2 divisors, whose sum is σ = 6615464. Its totient is φ = 6615462.

The previous prime is 6615449. The next prime is 6615487. The reversal of 6615463 is 3645166.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6615463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6615443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307731 + 3307732.

It is an arithmetic number, because the mean of its divisors is an integer number (3307732).

Almost surely, 2^6615463 is an apocalyptic number.

6615463 is a deficient number, since it is larger than the sum of its proper divisors (1).

6615463 is an equidigital number, since it uses as much as digits as its factorization.

6615463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 6615463 is about 2572.0542373753. The cubic root of 6615463 is about 187.7241219225.

The spelling of 6615463 in words is "six million, six hundred fifteen thousand, four hundred sixty-three".