12146241 has 4 divisors (see below), whose sum is σ = 16194992. Its totient is φ = 8097492.

The previous prime is 12146221. The next prime is 12146287. The reversal of 12146241 is 14264121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12146241 - 2¹⁵ = 12113473 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (12146201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2024371 + ... + 2024376.

It is an arithmetic number, because the mean of its divisors is an integer number (4048748).

Almost surely, 2^12146241 is an apocalyptic number.

It is an amenable number.

12146241 is a deficient number, since it is larger than the sum of its proper divisors (4048751).

12146241 is an equidigital number, since it uses as much as digits as its factorization.

12146241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4048750.

The product of its digits is 384, while the sum is 21.

The square root of 12146241 is about 3485.1457645269. The cubic root of 12146241 is about 229.8691189833.

The spelling of 12146241 in words is "twelve million, one hundred forty-six thousand, two hundred forty-one".