99485811 has 6 divisors (see below), whose sum is σ = 143701740.
Its totient is φ = 66323868.
The previous prime is 99485809. The next prime is 99485849. The reversal of 99485811 is 11858499.
99485811 is a `hidden beast` number, since 99 + 485 + 81 + 1 = 666.
It is not a de Polignac number, because 99485811 - 21 = 99485809 is a prime.
It is not an unprimeable number, because it can be changed into a prime (99485801) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5526981 + ... + 5526998.
It is an arithmetic number, because the mean of its divisors is an integer number (23950290).
Almost surely, 299485811 is an apocalyptic number.
99485811 is a deficient number, since it is larger than the sum of its proper divisors (44215929).
99485811 is a wasteful number, since it uses less digits than its factorization.
99485811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11053985 (or 11053982 counting only the distinct ones).
The product of its digits is 103680, while the sum is 45.
The square root of 99485811 is about 9974.2574159684.
The cubic root of 99485811 is about 463.3619646001.
The spelling of 99485811 in words is "ninety-nine million, four hundred eighty-five thousand, eight hundred eleven".