6630101 has 2 divisors, whose sum is σ = 6630102. Its totient is φ = 6630100.

The previous prime is 6630097. The next prime is 6630103. The reversal of 6630101 is 1010366.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6507601 + 122500 = 2551^2 + 350^2 .

It is a cyclic number.

It is not a de Polignac number, because 6630101 - 2² = 6630097 is a prime.

Together with 6630103, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6630101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6630103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3315050 + 3315051.

It is an arithmetic number, because the mean of its divisors is an integer number (3315051).

Almost surely, 2^6630101 is an apocalyptic number.

It is an amenable number.

6630101 is a deficient number, since it is larger than the sum of its proper divisors (1).

6630101 is an equidigital number, since it uses as much as digits as its factorization.

6630101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 6630101 is about 2574.8982504169. The cubic root of 6630101 is about 187.8624786495.

Adding to 6630101 its reverse (1010366), we get a palindrome (7640467).

The spelling of 6630101 in words is "six million, six hundred thirty thousand, one hundred one".