99497203 has 4 divisors (see below), whose sum is σ = 107150848. Its totient is φ = 91843560.

The previous prime is 99497179. The next prime is 99497207. The reversal of 99497203 is 30279499.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99497203 - 2⁵ = 99497171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99497203.

It is not an unprimeable number, because it can be changed into a prime (99497207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3826803 + ... + 3826828.

It is an arithmetic number, because the mean of its divisors is an integer number (26787712).

Almost surely, 2^99497203 is an apocalyptic number.

99497203 is a deficient number, since it is larger than the sum of its proper divisors (7653645).

99497203 is a wasteful number, since it uses less digits than its factorization.

99497203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7653644.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 99497203 is about 9974.8284697031. The cubic root of 99497203 is about 463.3796502646.

The spelling of 99497203 in words is "ninety-nine million, four hundred ninety-seven thousand, two hundred three".