100303601 has 2 divisors, whose sum is σ = 100303602. Its totient is φ = 100303600.

The previous prime is 100303597. The next prime is 100303627. The reversal of 100303601 is 106303001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100000000 + 303601 = 10000^2 + 551^2 .

It is a cyclic number.

It is not a de Polignac number, because 100303601 - 2² = 100303597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (100303691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50151800 + 50151801.

It is an arithmetic number, because the mean of its divisors is an integer number (50151801).

Almost surely, 2^100303601 is an apocalyptic number.

It is an amenable number.

100303601 is a deficient number, since it is larger than the sum of its proper divisors (1).

100303601 is an equidigital number, since it uses as much as digits as its factorization.

100303601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 100303601 is about 10015.1685457610. The cubic root of 100303601 is about 464.6281391299.

Adding to 100303601 its reverse (106303001), we get a palindrome (206606602).

It can be divided in two parts, 10030 and 3601, that added together give a palindrome (13631).

The spelling of 100303601 in words is "one hundred million, three hundred three thousand, six hundred one".