12887337 has 8 divisors (see below), whose sum is σ = 17930304. Its totient is φ = 8217968.

The previous prime is 12887299. The next prime is 12887341. The reversal of 12887337 is 73378821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12887337 - 2¹¹ = 12885289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12887295 and 12887304.

It is not an unprimeable number, because it can be changed into a prime (12887437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93318 + ... + 93455.

It is an arithmetic number, because the mean of its divisors is an integer number (2241288).

Almost surely, 2^12887337 is an apocalyptic number.

It is an amenable number.

12887337 is a deficient number, since it is larger than the sum of its proper divisors (5042967).

12887337 is a wasteful number, since it uses less digits than its factorization.

12887337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186799.

The product of its digits is 56448, while the sum is 39.

The square root of 12887337 is about 3589.8937310177. The cubic root of 12887337 is about 234.4522446902.

The spelling of 12887337 in words is "twelve million, eight hundred eighty-seven thousand, three hundred thirty-seven".