99923113 has 4 divisors (see below), whose sum is σ = 99958608. Its totient is φ = 99887620.

The previous prime is 99923107. The next prime is 99923141. The reversal of 99923113 is 31132999.

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 a de Polignac number, because none of the positive numbers 2^k-99923113 is a prime.

It is a super-2 number, since 2×99923113² = 19969257023221538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99923143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13123 + ... + 19288.

It is an arithmetic number, because the mean of its divisors is an integer number (24989652).

Almost surely, 2^99923113 is an apocalyptic number.

It is an amenable number.

99923113 is a deficient number, since it is larger than the sum of its proper divisors (35495).

99923113 is a wasteful number, since it uses less digits than its factorization.

99923113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35494.

The product of its digits is 13122, while the sum is 37.

The square root of 99923113 is about 9996.1549107644. The cubic root of 99923113 is about 464.0398935800.

The spelling of 99923113 in words is "ninety-nine million, nine hundred twenty-three thousand, one hundred thirteen".