6665363 has 2 divisors, whose sum is σ = 6665364. Its totient is φ = 6665362.

The previous prime is 6665359. The next prime is 6665369. The reversal of 6665363 is 3635666.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6665363 - 2² = 6665359 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6665369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3332681 + 3332682.

It is an arithmetic number, because the mean of its divisors is an integer number (3332682).

Almost surely, 2^6665363 is an apocalyptic number.

6665363 is a deficient number, since it is larger than the sum of its proper divisors (1).

6665363 is an equidigital number, since it uses as much as digits as its factorization.

6665363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 35.

The square root of 6665363 is about 2581.7364311641. The cubic root of 6665363 is about 188.1949370034.

The spelling of 6665363 in words is "six million, six hundred sixty-five thousand, three hundred sixty-three".