12077069 has 4 divisors (see below), whose sum is σ = 12113244. Its totient is φ = 12040896.

The previous prime is 12077017. The next prime is 12077071. The reversal of 12077069 is 96077021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3374569 + 8702500 = 1837^2 + 2950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12077069 is a prime.

It is a super-2 number, since 2×12077069² = 291711191261522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12079069) 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, 17582 + ... + 18255.

It is an arithmetic number, because the mean of its divisors is an integer number (3028311).

Almost surely, 2^12077069 is an apocalyptic number.

It is an amenable number.

12077069 is a deficient number, since it is larger than the sum of its proper divisors (36175).

12077069 is an equidigital number, since it uses as much as digits as its factorization.

12077069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36174.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 12077069 is about 3475.2077635733. The cubic root of 12077069 is about 229.4319251043.

The spelling of 12077069 in words is "twelve million, seventy-seven thousand, sixty-nine".