12241613 has 2 divisors, whose sum is σ = 12241614. Its totient is φ = 12241612.

The previous prime is 12241597. The next prime is 12241651. The reversal of 12241613 is 31614221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7823209 + 4418404 = 2797^2 + 2102^2 .

It is a cyclic number.

It is not a de Polignac number, because 12241613 - 2⁴ = 12241597 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 (12241673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120806 + 6120807.

It is an arithmetic number, because the mean of its divisors is an integer number (6120807).

Almost surely, 2^12241613 is an apocalyptic number.

It is an amenable number.

12241613 is a deficient number, since it is larger than the sum of its proper divisors (1).

12241613 is an equidigital number, since it uses as much as digits as its factorization.

12241613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 20.

The square root of 12241613 is about 3498.8016519946. The cubic root of 12241613 is about 230.4691934367.

Adding to 12241613 its reverse (31614221), we get a palindrome (43855834).

The spelling of 12241613 in words is "twelve million, two hundred forty-one thousand, six hundred thirteen".