12635126 has 16 divisors (see below), whose sum is σ = 22407840. Its totient is φ = 5228160.

The previous prime is 12635111. The next prime is 12635137. The reversal of 12635126 is 62153621.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12635095 and 12635104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15155 + ... + 15966.

It is an arithmetic number, because the mean of its divisors is an integer number (1400490).

Almost surely, 2^12635126 is an apocalyptic number.

12635126 is a deficient number, since it is larger than the sum of its proper divisors (9772714).

12635126 is a wasteful number, since it uses less digits than its factorization.

12635126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31159.

The product of its digits is 2160, while the sum is 26.

The square root of 12635126 is about 3554.5922410313. The cubic root of 12635126 is about 232.9127120586.

Adding to 12635126 its reverse (62153621), we get a palindrome (74788747).

The spelling of 12635126 in words is "twelve million, six hundred thirty-five thousand, one hundred twenty-six".