12130555634 has 16 divisors (see below), whose sum is σ = 18296836800. Its totient is φ = 6031642320.

The previous prime is 12130555621. The next prime is 12130555639. The reversal of 12130555634 is 43655503121.

12130555634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12130555594 and 12130555603.

It is not an unprimeable number, because it can be changed into a prime (12130555639) 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 7 ways as a sum of consecutive naturals, for example, 877097 + ... + 890819.

It is an arithmetic number, because the mean of its divisors is an integer number (1143552300).

Almost surely, 2^12130555634 is an apocalyptic number.

12130555634 is a deficient number, since it is larger than the sum of its proper divisors (6166281166).

12130555634 is a wasteful number, since it uses less digits than its factorization.

12130555634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16145.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 12130555634 in words is "twelve billion, one hundred thirty million, five hundred fifty-five thousand, six hundred thirty-four".