12171496 has 16 divisors (see below), whose sum is σ = 23307840. Its totient is φ = 5956080.

The previous prime is 12171487. The next prime is 12171527. The reversal of 12171496 is 69417121.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15810 + ... + 16561.

It is an arithmetic number, because the mean of its divisors is an integer number (1456740).

Almost surely, 2^12171496 is an apocalyptic number.

It is an amenable number.

12171496 is a deficient number, since it is larger than the sum of its proper divisors (11136344).

12171496 is a wasteful number, since it uses less digits than its factorization.

12171496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32424 (or 32420 counting only the distinct ones).

The product of its digits is 3024, while the sum is 31.

The square root of 12171496 is about 3488.7671174786. The cubic root of 12171496 is about 230.0283266939.

It can be divided in two parts, 121 and 71496, that added together give a palindrome (71617).

The spelling of 12171496 in words is "twelve million, one hundred seventy-one thousand, four hundred ninety-six".