12775113 has 24 divisors (see below), whose sum is σ = 20042568. Its totient is φ = 7794432.

The previous prime is 12775099. The next prime is 12775123. The reversal of 12775113 is 31157721.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 685584 + 12089529 = 828^2 + 3477^2 .

It is not a de Polignac number, because 12775113 - 2¹³ = 12766921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12775123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15631 + ... + 16427.

It is an arithmetic number, because the mean of its divisors is an integer number (835107).

Almost surely, 2^12775113 is an apocalyptic number.

12775113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12775113 is a deficient number, since it is larger than the sum of its proper divisors (7267455).

12775113 is a wasteful number, since it uses less digits than its factorization.

12775113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953 (or 950 counting only the distinct ones).

The product of its digits is 1470, while the sum is 27.

The square root of 12775113 is about 3574.2290077722. The cubic root of 12775113 is about 233.7697164682.

The spelling of 12775113 in words is "twelve million, seven hundred seventy-five thousand, one hundred thirteen".