12654321059 has 16 divisors (see below), whose sum is σ = 13593938400. Its totient is φ = 11737657344.

The previous prime is 12654321023. The next prime is 12654321077. The reversal of 12654321059 is 95012345621.

12654321059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12654321059 - 2²⁰ = 12653272483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12654321019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304187 + ... + 343275.

It is an arithmetic number, because the mean of its divisors is an integer number (849621150).

Almost surely, 2^12654321059 is an apocalyptic number.

12654321059 is a deficient number, since it is larger than the sum of its proper divisors (939617341).

12654321059 is a wasteful number, since it uses less digits than its factorization.

12654321059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39382.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 12654321059 in words is "twelve billion, six hundred fifty-four million, three hundred twenty-one thousand, fifty-nine".