166010303 has 2 divisors, whose sum is σ = 166010304. Its totient is φ = 166010302.

The previous prime is 166010293. The next prime is 166010311. The reversal of 166010303 is 303010661.

It is a strong prime.

It is an emirp because it is prime and its reverse (303010661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 166010303 - 2¹⁰ = 166009279 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166010333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83005151 + 83005152.

It is an arithmetic number, because the mean of its divisors is an integer number (83005152).

Almost surely, 2^166010303 is an apocalyptic number.

166010303 is a deficient number, since it is larger than the sum of its proper divisors (1).

166010303 is an equidigital number, since it uses as much as digits as its factorization.

166010303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 166010303 is about 12884.4985544646. The cubic root of 166010303 is about 549.5978360340.

Adding to 166010303 its reverse (303010661), we get a palindrome (469020964).

The spelling of 166010303 in words is "one hundred sixty-six million, ten thousand, three hundred three".