12148841 has 2 divisors, whose sum is σ = 12148842. Its totient is φ = 12148840.

The previous prime is 12148811. The next prime is 12148849. The reversal of 12148841 is 14884121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11971600 + 177241 = 3460^2 + 421^2 .

It is a cyclic number.

It is not a de Polignac number, because 12148841 - 2⁶ = 12148777 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12148849) 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 as a sum of consecutive naturals, namely, 6074420 + 6074421.

It is an arithmetic number, because the mean of its divisors is an integer number (6074421).

Almost surely, 2^12148841 is an apocalyptic number.

It is an amenable number.

12148841 is a deficient number, since it is larger than the sum of its proper divisors (1).

12148841 is an equidigital number, since it uses as much as digits as its factorization.

12148841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2048, while the sum is 29.

The square root of 12148841 is about 3485.5187562255. The cubic root of 12148841 is about 229.8855195874.

It can be divided in two parts, 121 and 48841, that multiplied together give a square (5909761 = 2431²).

The spelling of 12148841 in words is "twelve million, one hundred forty-eight thousand, eight hundred forty-one".