99182161 has 8 divisors (see below), whose sum is σ = 107192960. Its totient is φ = 91225872.

The previous prime is 99182143. The next prime is 99182189. The reversal of 99182161 is 16128199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99182161 - 2¹⁷ = 99051089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99182161.

It is not an unprimeable number, because it can be changed into a prime (99185161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9801 + ... + 17158.

It is an arithmetic number, because the mean of its divisors is an integer number (13399120).

Almost surely, 2^99182161 is an apocalyptic number.

It is an amenable number.

99182161 is a deficient number, since it is larger than the sum of its proper divisors (8010799).

99182161 is a wasteful number, since it uses less digits than its factorization.

99182161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27255.

The product of its digits is 7776, while the sum is 37.

The square root of 99182161 is about 9959.0240987759. The cubic root of 99182161 is about 462.8900606166.

The spelling of 99182161 in words is "ninety-nine million, one hundred eighty-two thousand, one hundred sixty-one".