99966329 has 2 divisors, whose sum is σ = 99966330. Its totient is φ = 99966328.

The previous prime is 99966301. The next prime is 99966371. The reversal of 99966329 is 92366999.

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., 53071225 + 46895104 = 7285^2 + 6848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99966329 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (99966389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49983164 + 49983165.

It is an arithmetic number, because the mean of its divisors is an integer number (49983165).

Almost surely, 2^99966329 is an apocalyptic number.

It is an amenable number.

99966329 is a deficient number, since it is larger than the sum of its proper divisors (1).

99966329 is an equidigital number, since it uses as much as digits as its factorization.

99966329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1417176, while the sum is 53.

The square root of 99966329 is about 9998.3163082591. The cubic root of 99966329 is about 464.1067818673.

The spelling of 99966329 in words is "ninety-nine million, nine hundred sixty-six thousand, three hundred twenty-nine".