12113265277 has 2 divisors, whose sum is σ = 12113265278. Its totient is φ = 12113265276.

The previous prime is 12113265257. The next prime is 12113265299. The reversal of 12113265277 is 77256231121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11932066756 + 181198521 = 109234^2 + 13461^2 .

It is an emirp because it is prime and its reverse (77256231121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12113265277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12113265217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056632638 + 6056632639.

It is an arithmetic number, because the mean of its divisors is an integer number (6056632639).

Almost surely, 2^12113265277 is an apocalyptic number.

It is an amenable number.

12113265277 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113265277 is an equidigital number, since it uses as much as digits as its factorization.

12113265277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 37.

Adding to 12113265277 its reverse (77256231121), we get a palindrome (89369496398).

The spelling of 12113265277 in words is "twelve billion, one hundred thirteen million, two hundred sixty-five thousand, two hundred seventy-seven".