12040321177 has 2 divisors, whose sum is σ = 12040321178. Its totient is φ = 12040321176.

The previous prime is 12040321171. The next prime is 12040321333. The reversal of 12040321177 is 77112304021.

12040321177 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7168839561 + 4871481616 = 84669^2 + 69796^2 .

It is a cyclic number.

It is not a de Polignac number, because 12040321177 - 2³ = 12040321169 is a prime.

It is not a weakly prime, because it can be changed into another prime (12040321171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6020160588 + 6020160589.

It is an arithmetic number, because the mean of its divisors is an integer number (6020160589).

Almost surely, 2^12040321177 is an apocalyptic number.

It is an amenable number.

12040321177 is a deficient number, since it is larger than the sum of its proper divisors (1).

12040321177 is an equidigital number, since it uses as much as digits as its factorization.

12040321177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 12040321177 its reverse (77112304021), we get a palindrome (89152625198).

The spelling of 12040321177 in words is "twelve billion, forty million, three hundred twenty-one thousand, one hundred seventy-seven".