12617141 has 2 divisors, whose sum is σ = 12617142. Its totient is φ = 12617140.

The previous prime is 12617123. The next prime is 12617149. The reversal of 12617141 is 14171621.

It is a happy number.

12617141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12602500 + 14641 = 3550^2 + 121^2 .

It is a cyclic number.

It is not a de Polignac number, because 12617141 - 2¹⁰ = 12616117 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 (12617149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6308570 + 6308571.

It is an arithmetic number, because the mean of its divisors is an integer number (6308571).

Almost surely, 2^12617141 is an apocalyptic number.

It is an amenable number.

12617141 is a deficient number, since it is larger than the sum of its proper divisors (1).

12617141 is an equidigital number, since it uses as much as digits as its factorization.

12617141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336, while the sum is 23.

The square root of 12617141 is about 3552.0615141070. The cubic root of 12617141 is about 232.8021492718.

Adding to 12617141 its reverse (14171621), we get a palindrome (26788762).

The spelling of 12617141 in words is "twelve million, six hundred seventeen thousand, one hundred forty-one".