12272134 has 8 divisors (see below), whose sum is σ = 21037968. Its totient is φ = 5259480.

The previous prime is 12272129. The next prime is 12272159. The reversal of 12272134 is 43127221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438277 + ... + 438304.

It is an arithmetic number, because the mean of its divisors is an integer number (2629746).

Almost surely, 2^12272134 is an apocalyptic number.

12272134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12272134 is a deficient number, since it is larger than the sum of its proper divisors (8765834).

12272134 is an equidigital number, since it uses as much as digits as its factorization.

12272134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876590.

The product of its digits is 672, while the sum is 22.

The square root of 12272134 is about 3503.1605729684. The cubic root of 12272134 is about 230.6605710612.

Adding to 12272134 its reverse (43127221), we get a palindrome (55399355).

The spelling of 12272134 in words is "twelve million, two hundred seventy-two thousand, one hundred thirty-four".