66268003 has 2 divisors, whose sum is σ = 66268004. Its totient is φ = 66268002.

The previous prime is 66267997. The next prime is 66268039. The reversal of 66268003 is 30086266.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66268003 is a prime.

It is not a weakly prime, because it can be changed into another prime (66263003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33134001 + 33134002.

It is an arithmetic number, because the mean of its divisors is an integer number (33134002).

Almost surely, 2^66268003 is an apocalyptic number.

66268003 is a deficient number, since it is larger than the sum of its proper divisors (1).

66268003 is an equidigital number, since it uses as much as digits as its factorization.

66268003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 66268003 is about 8140.5161384276. The cubic root of 66268003 is about 404.6702655799.

The spelling of 66268003 in words is "sixty-six million, two hundred sixty-eight thousand, three".