12648859 has 2 divisors, whose sum is σ = 12648860. Its totient is φ = 12648858.

The previous prime is 12648841. The next prime is 12648877. The reversal of 12648859 is 95884621.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (12648841) and next prime (12648877).

It is a cyclic number.

It is not a de Polignac number, because 12648859 - 2⁹ = 12648347 is a prime.

It is not a weakly prime, because it can be changed into another prime (12648809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6324429 + 6324430.

It is an arithmetic number, because the mean of its divisors is an integer number (6324430).

Almost surely, 2^12648859 is an apocalyptic number.

12648859 is a deficient number, since it is larger than the sum of its proper divisors (1).

12648859 is an equidigital number, since it uses as much as digits as its factorization.

12648859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 43.

The square root of 12648859 is about 3556.5234429144. The cubic root of 12648859 is about 232.9970650530.

The spelling of 12648859 in words is "twelve million, six hundred forty-eight thousand, eight hundred fifty-nine".