12584651 has 2 divisors, whose sum is σ = 12584652. Its totient is φ = 12584650.

The previous prime is 12584633. The next prime is 12584659. The reversal of 12584651 is 15648521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12584651 is a prime.

It is a Chen prime.

It is a plaindrome in base 15.

It is a zygodrome in base 15.

It is not a weakly prime, because it can be changed into another prime (12584659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6292325 + 6292326.

It is an arithmetic number, because the mean of its divisors is an integer number (6292326).

Almost surely, 2^12584651 is an apocalyptic number.

12584651 is a deficient number, since it is larger than the sum of its proper divisors (1).

12584651 is an equidigital number, since it uses as much as digits as its factorization.

12584651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 32.

The square root of 12584651 is about 3547.4851655786. The cubic root of 12584651 is about 232.6021503572.

It can be divided in two parts, 125846 and 51, that multiplied together give a palindrome (6418146).

The spelling of 12584651 in words is "twelve million, five hundred eighty-four thousand, six hundred fifty-one".