12062776109 has 2 divisors, whose sum is σ = 12062776110. Its totient is φ = 12062776108.

The previous prime is 12062776087. The next prime is 12062776129. The reversal of 12062776109 is 90167726021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10242047209 + 1820728900 = 101203^2 + 42670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12062776109 is a prime.

It is a super-2 number, since 2×12062776109² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12062776129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6031388054 + 6031388055.

It is an arithmetic number, because the mean of its divisors is an integer number (6031388055).

Almost surely, 2^12062776109 is an apocalyptic number.

It is an amenable number.

12062776109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12062776109 is an equidigital number, since it uses as much as digits as its factorization.

12062776109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 41.

The spelling of 12062776109 in words is "twelve billion, sixty-two million, seven hundred seventy-six thousand, one hundred nine".