99616911 has 4 divisors (see below), whose sum is σ = 132822552. Its totient is φ = 66411272.

The previous prime is 99616883. The next prime is 99616927. The reversal of 99616911 is 11961699.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99616911 - 2⁵ = 99616879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99616931) 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, 16602816 + ... + 16602821.

It is an arithmetic number, because the mean of its divisors is an integer number (33205638).

Almost surely, 2^99616911 is an apocalyptic number.

99616911 is a deficient number, since it is larger than the sum of its proper divisors (33205641).

99616911 is a wasteful number, since it uses less digits than its factorization.

99616911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33205640.

The product of its digits is 26244, while the sum is 42.

The square root of 99616911 is about 9980.8271701297. The cubic root of 99616911 is about 463.5654109975.

The spelling of 99616911 in words is "ninety-nine million, six hundred sixteen thousand, nine hundred eleven".