12077967 has 16 divisors (see below), whose sum is σ = 18332928. Its totient is φ = 7001280.

The previous prime is 12077959. The next prime is 12077981. The reversal of 12077967 is 76977021.

It is not a de Polignac number, because 12077967 - 2³ = 12077959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12077917) 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 15 ways as a sum of consecutive naturals, for example, 7198 + ... + 8715.

It is an arithmetic number, because the mean of its divisors is an integer number (1145808).

Almost surely, 2^12077967 is an apocalyptic number.

12077967 is a deficient number, since it is larger than the sum of its proper divisors (6254961).

12077967 is a wasteful number, since it uses less digits than its factorization.

12077967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15950.

The product of its (nonzero) digits is 37044, while the sum is 39.

The square root of 12077967 is about 3475.3369620801. The cubic root of 12077967 is about 229.4376114940.

It can be divided in two parts, 1207 and 7967, that multiplied together give a palindrome (9616169).

The spelling of 12077967 in words is "twelve million, seventy-seven thousand, nine hundred sixty-seven".