99108601 has 4 divisors (see below), whose sum is σ = 99218304. Its totient is φ = 98998900.

The previous prime is 99108551. The next prime is 99108619. The reversal of 99108601 is 10680199.

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 99108601 - 2¹⁵ = 99075833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99108301) 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, 53485 + ... + 55306.

It is an arithmetic number, because the mean of its divisors is an integer number (24804576).

Almost surely, 2^99108601 is an apocalyptic number.

It is an amenable number.

99108601 is a deficient number, since it is larger than the sum of its proper divisors (109703).

99108601 is a wasteful number, since it uses less digits than its factorization.

99108601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109702.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 99108601 is about 9955.3302808094. The cubic root of 99108601 is about 462.7755957641.

The spelling of 99108601 in words is "ninety-nine million, one hundred eight thousand, six hundred one".