12077 has 4 divisors (see below), whose sum is σ = 13020. Its totient is φ = 11136.

The previous prime is 12073. The next prime is 12097. The reversal of 12077 is 77021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77021 = 7 ⋅11003.

It can be written as a sum of positive squares in 2 ways, for example, as 841 + 11236 = 29^2 + 106^2 .

It is a cyclic number.

It is not a de Polignac number, because 12077 - 2² = 12073 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452 + ... + 477.

It is an arithmetic number, because the mean of its divisors is an integer number (3255).

2¹²⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

12077 is a deficient number, since it is larger than the sum of its proper divisors (943).

12077 is an equidigital number, since it uses as much as digits as its factorization.

12077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942.

The product of its (nonzero) digits is 98, while the sum is 17.

The square root of 12077 is about 109.8954048175. The cubic root of 12077 is about 22.9431488165.

Adding to 12077 its reverse (77021), we get a palindrome (89098).

The spelling of 12077 in words is "twelve thousand, seventy-seven", and thus it is an iban number.