99916933 has 2 divisors, whose sum is σ = 99916934. Its totient is φ = 99916932.

The previous prime is 99916931. The next prime is 99916961. The reversal of 99916933 is 33961999.

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., 93373569 + 6543364 = 9663^2 + 2558^2 .

It is an emirp because it is prime and its reverse (33961999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99916933 - 2¹ = 99916931 is a prime.

Together with 99916931, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99916931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49958466 + 49958467.

It is an arithmetic number, because the mean of its divisors is an integer number (49958467).

Almost surely, 2^99916933 is an apocalyptic number.

It is an amenable number.

99916933 is a deficient number, since it is larger than the sum of its proper divisors (1).

99916933 is an equidigital number, since it uses as much as digits as its factorization.

99916933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 354294, while the sum is 49.

The square root of 99916933 is about 9995.8457871258. The cubic root of 99916933 is about 464.0303268055.

The spelling of 99916933 in words is "ninety-nine million, nine hundred sixteen thousand, nine hundred thirty-three".