12225777983 has 2 divisors, whose sum is σ = 12225777984. Its totient is φ = 12225777982.

The previous prime is 12225777973. The next prime is 12225777997. The reversal of 12225777983 is 38977752221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12225777983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12225777973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112888991 + 6112888992.

It is an arithmetic number, because the mean of its divisors is an integer number (6112888992).

Almost surely, 2^12225777983 is an apocalyptic number.

12225777983 is a deficient number, since it is larger than the sum of its proper divisors (1).

12225777983 is an equidigital number, since it uses as much as digits as its factorization.

12225777983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 53.

The spelling of 12225777983 in words is "twelve billion, two hundred twenty-five million, seven hundred seventy-seven thousand, nine hundred eighty-three".