12055797 has 30 divisors (see below), whose sum is σ = 19577558. Its totient is φ = 7349616.

The previous prime is 12055787. The next prime is 12055801. The reversal of 12055797 is 79755021.

12055797 is a `hidden beast` number, since 12 + 0 + 557 + 97 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8346321 + 3709476 = 2889^2 + 1926^2 .

It is not a de Polignac number, because 12055797 - 2¹⁰ = 12054773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12055777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 112618 + ... + 112724.

Almost surely, 2^12055797 is an apocalyptic number.

It is an amenable number.

12055797 is a deficient number, since it is larger than the sum of its proper divisors (7521761).

12055797 is an equidigital number, since it uses as much as digits as its factorization.

12055797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 36.

The square root of 12055797 is about 3472.1458782718. The cubic root of 12055797 is about 229.2971422875.

The spelling of 12055797 in words is "twelve million, fifty-five thousand, seven hundred ninety-seven".