12342461 has 2 divisors, whose sum is σ = 12342462. Its totient is φ = 12342460.

The previous prime is 12342437. The next prime is 12342509. The reversal of 12342461 is 16424321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7458361 + 4884100 = 2731^2 + 2210^2 .

It is a cyclic number.

It is not a de Polignac number, because 12342461 - 2¹⁸ = 12080317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12342361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171230 + 6171231.

It is an arithmetic number, because the mean of its divisors is an integer number (6171231).

Almost surely, 2^12342461 is an apocalyptic number.

It is an amenable number.

12342461 is a deficient number, since it is larger than the sum of its proper divisors (1).

12342461 is an equidigital number, since it uses as much as digits as its factorization.

12342461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 23.

The square root of 12342461 is about 3513.1838836019. The cubic root of 12342461 is about 231.1003418322.

Adding to 12342461 its reverse (16424321), we get a palindrome (28766782).

The spelling of 12342461 in words is "twelve million, three hundred forty-two thousand, four hundred sixty-one".