12984715 has 4 divisors (see below), whose sum is σ = 15581664. Its totient is φ = 10387768.

The previous prime is 12984709. The next prime is 12984731. The reversal of 12984715 is 51748921.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12984715 - 2³ = 12984707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298467 + ... + 1298476.

It is an arithmetic number, because the mean of its divisors is an integer number (3895416).

Almost surely, 2^12984715 is an apocalyptic number.

12984715 is a deficient number, since it is larger than the sum of its proper divisors (2596949).

12984715 is an equidigital number, since it uses as much as digits as its factorization.

12984715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596948.

The product of its digits is 20160, while the sum is 37.

The square root of 12984715 is about 3603.4310039183. The cubic root of 12984715 is about 235.0412783985.

The spelling of 12984715 in words is "twelve million, nine hundred eighty-four thousand, seven hundred fifteen".