12634353106 has 4 divisors (see below), whose sum is σ = 18951529662. Its totient is φ = 6317176552.

The previous prime is 12634353041. The next prime is 12634353133. The reversal of 12634353106 is 60135343621.

12634353106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60135343621 = 191 ⋅314844731.

It can be written as a sum of positive squares in only one way, i.e., 11558185081 + 1076168025 = 107509^2 + 32805^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3158588275 + ... + 3158588278.

Almost surely, 2^12634353106 is an apocalyptic number.

12634353106 is a deficient number, since it is larger than the sum of its proper divisors (6317176556).

12634353106 is an equidigital number, since it uses as much as digits as its factorization.

12634353106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6317176555.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 12634353106 its reverse (60135343621), we get a palindrome (72769696727).

The spelling of 12634353106 in words is "twelve billion, six hundred thirty-four million, three hundred fifty-three thousand, one hundred six".