11896171 has 6 divisors (see below), whose sum is σ = 13838460. Its totient is φ = 10196676.

The previous prime is 11896139. The next prime is 11896193. The reversal of 11896171 is 17169811.

It is not a de Polignac number, because 11896171 - 2⁵ = 11896139 is a prime.

It is a super-2 number, since 2×11896171² = 283037768922482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11896271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 121341 + ... + 121438.

It is an arithmetic number, because the mean of its divisors is an integer number (2306410).

Almost surely, 2^11896171 is an apocalyptic number.

11896171 is a deficient number, since it is larger than the sum of its proper divisors (1942289).

11896171 is an equidigital number, since it uses as much as digits as its factorization.

11896171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242793 (or 242786 counting only the distinct ones).

The product of its digits is 3024, while the sum is 34.

The square root of 11896171 is about 3449.0826316573. The cubic root of 11896171 is about 228.2806319250.

The spelling of 11896171 in words is "eleven million, eight hundred ninety-six thousand, one hundred seventy-one".