99123153 has 4 divisors (see below), whose sum is σ = 132164208. Its totient is φ = 66082100.

The previous prime is 99123149. The next prime is 99123161. The reversal of 99123153 is 35132199.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99123153 - 2² = 99123149 is a prime.

It is a super-2 number, since 2×99123153² = 19650798921322818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99123173) 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, 16520523 + ... + 16520528.

It is an arithmetic number, because the mean of its divisors is an integer number (33041052).

Almost surely, 2^99123153 is an apocalyptic number.

It is an amenable number.

99123153 is a deficient number, since it is larger than the sum of its proper divisors (33041055).

99123153 is a wasteful number, since it uses less digits than its factorization.

99123153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33041054.

The product of its digits is 7290, while the sum is 33.

The square root of 99123153 is about 9956.0611187357. The cubic root of 99123153 is about 462.7982442555.

The spelling of 99123153 in words is "ninety-nine million, one hundred twenty-three thousand, one hundred fifty-three".