99323183161 has 2 divisors, whose sum is σ = 99323183162. Its totient is φ = 99323183160.

The previous prime is 99323183149. The next prime is 99323183171. The reversal of 99323183161 is 16138132399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98382595600 + 940587561 = 313660^2 + 30669^2 .

It is a cyclic number.

It is not a de Polignac number, because 99323183161 - 2⁹ = 99323182649 is a prime.

It is not a weakly prime, because it can be changed into another prime (99323183171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49661591580 + 49661591581.

It is an arithmetic number, because the mean of its divisors is an integer number (49661591581).

Almost surely, 2^99323183161 is an apocalyptic number.

It is an amenable number.

99323183161 is a deficient number, since it is larger than the sum of its proper divisors (1).

99323183161 is an equidigital number, since it uses as much as digits as its factorization.

99323183161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 46.

The spelling of 99323183161 in words is "ninety-nine billion, three hundred twenty-three million, one hundred eighty-three thousand, one hundred sixty-one".