12336954977 has 2 divisors, whose sum is σ = 12336954978. Its totient is φ = 12336954976.

The previous prime is 12336954911. The next prime is 12336954979. The reversal of 12336954977 is 77945963321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8512645696 + 3824309281 = 92264^2 + 61841^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12336954977 is a prime.

Together with 12336954979, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12336954979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6168477488 + 6168477489.

It is an arithmetic number, because the mean of its divisors is an integer number (6168477489).

Almost surely, 2^12336954977 is an apocalyptic number.

It is an amenable number.

12336954977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12336954977 is an equidigital number, since it uses as much as digits as its factorization.

12336954977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8573040, while the sum is 56.

The spelling of 12336954977 in words is "twelve billion, three hundred thirty-six million, nine hundred fifty-four thousand, nine hundred seventy-seven".