99963323 has 4 divisors (see below), whose sum is σ = 101602128. Its totient is φ = 98324520.

The previous prime is 99963317. The next prime is 99963329. The reversal of 99963323 is 32336999.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (99963317) and next prime (99963329).

It is a cyclic number.

It is not a de Polignac number, because 99963323 - 2⁸ = 99963067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99963329) 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, 819311 + ... + 819432.

It is an arithmetic number, because the mean of its divisors is an integer number (25400532).

Almost surely, 2^99963323 is an apocalyptic number.

99963323 is a deficient number, since it is larger than the sum of its proper divisors (1638805).

99963323 is a wasteful number, since it uses less digits than its factorization.

99963323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638804.

The product of its digits is 236196, while the sum is 44.

The square root of 99963323 is about 9998.1659818189. The cubic root of 99963323 is about 464.1021299043.

The spelling of 99963323 in words is "ninety-nine million, nine hundred sixty-three thousand, three hundred twenty-three".