99247201 has 2 divisors, whose sum is σ = 99247202. Its totient is φ = 99247200.

The previous prime is 99247189. The next prime is 99247219. The reversal of 99247201 is 10274299.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69555600 + 29691601 = 8340^2 + 5449^2 .

It is a cyclic number.

It is not a de Polignac number, because 99247201 - 2⁹ = 99246689 is a prime.

It is not a weakly prime, because it can be changed into another prime (99247501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49623600 + 49623601.

It is an arithmetic number, because the mean of its divisors is an integer number (49623601).

Almost surely, 2^99247201 is an apocalyptic number.

It is an amenable number.

99247201 is a deficient number, since it is larger than the sum of its proper divisors (1).

99247201 is an equidigital number, since it uses as much as digits as its factorization.

99247201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 99247201 is about 9962.2889438121. The cubic root of 99247201 is about 462.9912205791.

The spelling of 99247201 in words is "ninety-nine million, two hundred forty-seven thousand, two hundred one".