12241040477 has 2 divisors, whose sum is σ = 12241040478. Its totient is φ = 12241040476.

The previous prime is 12241040419. The next prime is 12241040489. The reversal of 12241040477 is 77404014221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12051867961 + 189172516 = 109781^2 + 13754^2 .

It is a cyclic number.

It is not a de Polignac number, because 12241040477 - 2¹⁰ = 12241039453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12241040677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120520238 + 6120520239.

It is an arithmetic number, because the mean of its divisors is an integer number (6120520239).

Almost surely, 2^12241040477 is an apocalyptic number.

It is an amenable number.

12241040477 is a deficient number, since it is larger than the sum of its proper divisors (1).

12241040477 is an equidigital number, since it uses as much as digits as its factorization.

12241040477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12544, while the sum is 32.

Adding to 12241040477 its reverse (77404014221), we get a palindrome (89645054698).

The spelling of 12241040477 in words is "twelve billion, two hundred forty-one million, forty thousand, four hundred seventy-seven".