11665063 has 2 divisors, whose sum is σ = 11665064. Its totient is φ = 11665062.

The previous prime is 11665057. The next prime is 11665081. The reversal of 11665063 is 36056611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11665063 - 2⁹ = 11664551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11665013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5832531 + 5832532.

It is an arithmetic number, because the mean of its divisors is an integer number (5832532).

Almost surely, 2^11665063 is an apocalyptic number.

11665063 is a deficient number, since it is larger than the sum of its proper divisors (1).

11665063 is an equidigital number, since it uses as much as digits as its factorization.

11665063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 11665063 is about 3415.4154944897. The cubic root of 11665063 is about 226.7926781549.

The spelling of 11665063 in words is "eleven million, six hundred sixty-five thousand, sixty-three".