12426117 has 16 divisors (see below), whose sum is σ = 18564672. Its totient is φ = 7326720.

The previous prime is 12426107. The next prime is 12426119. The reversal of 12426117 is 71162421.

It is not a de Polignac number, because 12426117 - 2⁶ = 12426053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12426119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3868 + ... + 6309.

It is an arithmetic number, because the mean of its divisors is an integer number (1160292).

Almost surely, 2^12426117 is an apocalyptic number.

It is an amenable number.

12426117 is a deficient number, since it is larger than the sum of its proper divisors (6138555).

12426117 is a wasteful number, since it uses less digits than its factorization.

12426117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10228.

The product of its digits is 672, while the sum is 24.

The square root of 12426117 is about 3525.0697865432. The cubic root of 12426117 is about 231.6212918282.

Adding to 12426117 its reverse (71162421), we get a palindrome (83588538).

The spelling of 12426117 in words is "twelve million, four hundred twenty-six thousand, one hundred seventeen".