12736977 has 16 divisors (see below), whose sum is σ = 18701760. Its totient is φ = 7646400.

The previous prime is 12736949. The next prime is 12737033. The reversal of 12736977 is 77963721.

It is not a de Polignac number, because 12736977 - 2¹¹ = 12734929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12736277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1827 + ... + 5367.

It is an arithmetic number, because the mean of its divisors is an integer number (1168860).

Almost surely, 2^12736977 is an apocalyptic number.

It is an amenable number.

12736977 is a deficient number, since it is larger than the sum of its proper divisors (5964783).

12736977 is a wasteful number, since it uses less digits than its factorization.

12736977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3664.

The product of its digits is 111132, while the sum is 42.

The square root of 12736977 is about 3568.8901636223. The cubic root of 12736977 is about 233.5368697960.

The spelling of 12736977 in words is "twelve million, seven hundred thirty-six thousand, nine hundred seventy-seven".