16027171131 has 4 divisors (see below), whose sum is σ = 21369561512. Its totient is φ = 10684780752.

The previous prime is 16027171129. The next prime is 16027171157. The reversal of 16027171131 is 13117172061.

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

It is not a de Polignac number, because 16027171131 - 2¹ = 16027171129 is a prime.

It is a super-2 number, since 2×16027171131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16027171031) 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, 2671195186 + ... + 2671195191.

It is an arithmetic number, because the mean of its divisors is an integer number (5342390378).

Almost surely, 2^16027171131 is an apocalyptic number.

16027171131 is a deficient number, since it is larger than the sum of its proper divisors (5342390381).

16027171131 is an equidigital number, since it uses as much as digits as its factorization.

16027171131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5342390380.

The product of its (nonzero) digits is 1764, while the sum is 30.

The spelling of 16027171131 in words is "sixteen billion, twenty-seven million, one hundred seventy-one thousand, one hundred thirty-one".