99111132 has 36 divisors (see below), whose sum is σ = 252972720. Its totient is φ = 32715072.

The previous prime is 99111121. The next prime is 99111161. The reversal of 99111132 is 23111199.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 99111096 and 99111105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9657 + ... + 17072.

It is an arithmetic number, because the mean of its divisors is an integer number (7027020).

Almost surely, 2^99111132 is an apocalyptic number.

It is an amenable number.

99111132 is an abundant number, since it is smaller than the sum of its proper divisors (153861588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99111132 is a wasteful number, since it uses less digits than its factorization.

99111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26842 (or 26837 counting only the distinct ones).

The product of its digits is 486, while the sum is 27.

The square root of 99111132 is about 9955.4573978296. The cubic root of 99111132 is about 462.7795351298.

The spelling of 99111132 in words is "ninety-nine million, one hundred eleven thousand, one hundred thirty-two".