16091163 has 32 divisors (see below), whose sum is σ = 27544320. Its totient is φ = 9175680.

The previous prime is 16091161. The next prime is 16091183. The reversal of 16091163 is 36119061.

16091163 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16091163 - 2¹ = 16091161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (16091161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3456 + ... + 6642.

It is an arithmetic number, because the mean of its divisors is an integer number (860760).

Almost surely, 2^16091163 is an apocalyptic number.

16091163 is a deficient number, since it is larger than the sum of its proper divisors (11453157).

16091163 is a wasteful number, since it uses less digits than its factorization.

16091163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224 (or 3218 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 16091163 is about 4011.3791892565. The cubic root of 16091163 is about 252.4618796813.

It can be divided in two parts, 1609 and 1163, that added together give a palindrome (2772).

The spelling of 16091163 in words is "sixteen million, ninety-one thousand, one hundred sixty-three".