12977307 has 48 divisors (see below), whose sum is σ = 23721120. Its totient is φ = 6967296.

The previous prime is 12977291. The next prime is 12977317. The reversal of 12977307 is 70377921.

It is not a de Polignac number, because 12977307 - 2⁴ = 12977291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12977317) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22203 + ... + 22779.

It is an arithmetic number, because the mean of its divisors is an integer number (494190).

Almost surely, 2^12977307 is an apocalyptic number.

12977307 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12977307 is a deficient number, since it is larger than the sum of its proper divisors (10743813).

12977307 is a wasteful number, since it uses less digits than its factorization.

12977307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 604 counting only the distinct ones).

The product of its (nonzero) digits is 18522, while the sum is 36.

The square root of 12977307 is about 3602.4029480334. The cubic root of 12977307 is about 234.9965715510.

The spelling of 12977307 in words is "twelve million, nine hundred seventy-seven thousand, three hundred seven".