12618041 has 2 divisors, whose sum is σ = 12618042. Its totient is φ = 12618040.

The previous prime is 12618017. The next prime is 12618061. The reversal of 12618041 is 14081621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11363641 + 1254400 = 3371^2 + 1120^2 .

It is an emirp because it is prime and its reverse (14081621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12618041 - 2¹⁴ = 12601657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12617998 and 12618016.

It is not a weakly prime, because it can be changed into another prime (12618061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6309020 + 6309021.

It is an arithmetic number, because the mean of its divisors is an integer number (6309021).

Almost surely, 2^12618041 is an apocalyptic number.

It is an amenable number.

12618041 is a deficient number, since it is larger than the sum of its proper divisors (1).

12618041 is an equidigital number, since it uses as much as digits as its factorization.

12618041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 12618041 is about 3552.1881988431. The cubic root of 12618041 is about 232.8076845182.

Adding to 12618041 its reverse (14081621), we get a palindrome (26699662).

The spelling of 12618041 in words is "twelve million, six hundred eighteen thousand, forty-one".