12420341 has 2 divisors, whose sum is σ = 12420342. Its totient is φ = 12420340.

The previous prime is 12420337. The next prime is 12420347. The reversal of 12420341 is 14302421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7447441 + 4972900 = 2729^2 + 2230^2 .

It is a cyclic number.

It is not a de Polignac number, because 12420341 - 2² = 12420337 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12420347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6210170 + 6210171.

It is an arithmetic number, because the mean of its divisors is an integer number (6210171).

Almost surely, 2^12420341 is an apocalyptic number.

It is an amenable number.

12420341 is a deficient number, since it is larger than the sum of its proper divisors (1).

12420341 is an equidigital number, since it uses as much as digits as its factorization.

12420341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 12420341 is about 3524.2504167553. The cubic root of 12420341 is about 231.5853982897.

Adding to 12420341 its reverse (14302421), we get a palindrome (26722762).

The spelling of 12420341 in words is "twelve million, four hundred twenty thousand, three hundred forty-one".