12977112 has 16 divisors (see below), whose sum is σ = 32442840. Its totient is φ = 4325696.

The previous prime is 12977087. The next prime is 12977119. The reversal of 12977112 is 21177921.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12977112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12977119) 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, 270333 + ... + 270380.

Almost surely, 2^12977112 is an apocalyptic number.

12977112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12977112 is an abundant number, since it is smaller than the sum of its proper divisors (19465728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12977112 is a wasteful number, since it uses less digits than its factorization.

12977112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540722 (or 540718 counting only the distinct ones).

The product of its digits is 1764, while the sum is 30.

The square root of 12977112 is about 3602.3758826641. The cubic root of 12977112 is about 234.9953945076.

The spelling of 12977112 in words is "twelve million, nine hundred seventy-seven thousand, one hundred twelve".