12976277 has 4 divisors (see below), whose sum is σ = 13252416. Its totient is φ = 12700140.

The previous prime is 12976273. The next prime is 12976309. The reversal of 12976277 is 77267921.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12976277 - 2² = 12976273 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12976273) 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, 137999 + ... + 138092.

It is an arithmetic number, because the mean of its divisors is an integer number (3313104).

Almost surely, 2^12976277 is an apocalyptic number.

It is an amenable number.

12976277 is a deficient number, since it is larger than the sum of its proper divisors (276139).

12976277 is an equidigital number, since it uses as much as digits as its factorization.

12976277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276138.

The product of its digits is 74088, while the sum is 41.

The square root of 12976277 is about 3602.2599850649. The cubic root of 12976277 is about 234.9903542140.

The spelling of 12976277 in words is "twelve million, nine hundred seventy-six thousand, two hundred seventy-seven".