99243123 has 8 divisors (see below), whose sum is σ = 151227648. Its totient is φ = 56710344.

The previous prime is 99243119. The next prime is 99243163. The reversal of 99243123 is 32134299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99243123 - 2² = 99243119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99243103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2362911 + ... + 2362952.

It is an arithmetic number, because the mean of its divisors is an integer number (18903456).

Almost surely, 2^99243123 is an apocalyptic number.

99243123 is a deficient number, since it is larger than the sum of its proper divisors (51984525).

99243123 is a wasteful number, since it uses less digits than its factorization.

99243123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4725873.

The product of its digits is 11664, while the sum is 33.

The square root of 99243123 is about 9962.0842698704. The cubic root of 99243123 is about 462.9848791607.

The spelling of 99243123 in words is "ninety-nine million, two hundred forty-three thousand, one hundred twenty-three".