12303129977 has 2 divisors, whose sum is σ = 12303129978. Its totient is φ = 12303129976.

The previous prime is 12303129947. The next prime is 12303130001. The reversal of 12303129977 is 77992130321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8854621801 + 3448508176 = 94099^2 + 58724^2 .

It is a cyclic number.

It is not a de Polignac number, because 12303129977 - 2⁶ = 12303129913 is a prime.

It is not a weakly prime, because it can be changed into another prime (12303129947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151564988 + 6151564989.

It is an arithmetic number, because the mean of its divisors is an integer number (6151564989).

Almost surely, 2^12303129977 is an apocalyptic number.

It is an amenable number.

12303129977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12303129977 is an equidigital number, since it uses as much as digits as its factorization.

12303129977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 44.

The spelling of 12303129977 in words is "twelve billion, three hundred three million, one hundred twenty-nine thousand, nine hundred seventy-seven".