12534587 has 4 divisors (see below), whose sum is σ = 13498800. Its totient is φ = 11570376.

The previous prime is 12534569. The next prime is 12534589. The reversal of 12534587 is 78543521.

It is a happy number.

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 12534587 - 2⁶ = 12534523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12534589) 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, 482087 + ... + 482112.

It is an arithmetic number, because the mean of its divisors is an integer number (3374700).

Almost surely, 2^12534587 is an apocalyptic number.

12534587 is a deficient number, since it is larger than the sum of its proper divisors (964213).

12534587 is an equidigital number, since it uses as much as digits as its factorization.

12534587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964212.

The product of its digits is 33600, while the sum is 35.

The square root of 12534587 is about 3540.4218675181. The cubic root of 12534587 is about 232.2932960702.

The spelling of 12534587 in words is "twelve million, five hundred thirty-four thousand, five hundred eighty-seven".