12709377 has 6 divisors (see below), whose sum is σ = 18358002. Its totient is φ = 8472912.

The previous prime is 12709357. The next prime is 12709379. The reversal of 12709377 is 77390721.

It can be written as a sum of positive squares in only one way, i.e., 11861136 + 848241 = 3444^2 + 921^2 .

It is not a de Polignac number, because 12709377 - 2⁶ = 12709313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12709379) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 706068 + ... + 706085.

It is an arithmetic number, because the mean of its divisors is an integer number (3059667).

Almost surely, 2^12709377 is an apocalyptic number.

It is an amenable number.

12709377 is a deficient number, since it is larger than the sum of its proper divisors (5648625).

12709377 is a wasteful number, since it uses less digits than its factorization.

12709377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412159 (or 1412156 counting only the distinct ones).

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

The square root of 12709377 is about 3565.0213183093. The cubic root of 12709377 is about 233.3680626311.

The spelling of 12709377 in words is "twelve million, seven hundred nine thousand, three hundred seventy-seven".