99485801 has 2 divisors, whose sum is σ = 99485802. Its totient is φ = 99485800.

The previous prime is 99485797. The next prime is 99485809. The reversal of 99485801 is 10858499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94867600 + 4618201 = 9740^2 + 2149^2 .

It is a cyclic number.

It is not a de Polignac number, because 99485801 - 2² = 99485797 is a prime.

It is a super-2 number, since 2×99485801² = 19794849201223202, which contains 22 as substring.

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 (99485809) 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, 49742900 + 49742901.

It is an arithmetic number, because the mean of its divisors is an integer number (49742901).

Almost surely, 2^99485801 is an apocalyptic number.

It is an amenable number.

99485801 is a deficient number, since it is larger than the sum of its proper divisors (1).

99485801 is an equidigital number, since it uses as much as digits as its factorization.

99485801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 99485801 is about 9974.2569146779. The cubic root of 99485801 is about 463.3619490748.

The spelling of 99485801 in words is "ninety-nine million, four hundred eighty-five thousand, eight hundred one".