16099171 has 6 divisors (see below), whose sum is σ = 17695916. Its totient is φ = 14635500.

The previous prime is 16099169. The next prime is 16099177. The reversal of 16099171 is 17199061.

It is not a de Polignac number, because 16099171 - 2¹ = 16099169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16099177) 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, 66405 + ... + 66646.

Almost surely, 2^16099171 is an apocalyptic number.

16099171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16099171 is a deficient number, since it is larger than the sum of its proper divisors (1596745).

16099171 is a wasteful number, since it uses less digits than its factorization.

16099171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133073 (or 133062 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 34.

The square root of 16099171 is about 4012.3772255360. The cubic root of 16099171 is about 252.5037531710.

The spelling of 16099171 in words is "sixteen million, ninety-nine thousand, one hundred seventy-one".