12141872 has 10 divisors (see below), whose sum is σ = 23524908. Its totient is φ = 6070928.

The previous prime is 12141851. The next prime is 12141881. The reversal of 12141872 is 27814121.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 379418 + ... + 379449.

Almost surely, 2^12141872 is an apocalyptic number.

It is an amenable number.

12141872 is a deficient number, since it is larger than the sum of its proper divisors (11383036).

12141872 is an equidigital number, since it uses as much as digits as its factorization.

12141872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758875 (or 758869 counting only the distinct ones).

The product of its digits is 896, while the sum is 26.

The square root of 12141872 is about 3484.5189051001. The cubic root of 12141872 is about 229.8415543889.

Adding to 12141872 its reverse (27814121), we get a palindrome (39955993).

The spelling of 12141872 in words is "twelve million, one hundred forty-one thousand, eight hundred seventy-two".