12461418 has 16 divisors (see below), whose sum is σ = 27692160. Its totient is φ = 4153788.

The previous prime is 12461401. The next prime is 12461419. The reversal of 12461418 is 81416421.

It is a happy number.

12461418 is a `hidden beast` number, since 1 + 246 + 1 + 418 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12461391 and 12461400.

It is not an unprimeable number, because it can be changed into a prime (12461419) by changing a digit.

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, 115330 + ... + 115437.

It is an arithmetic number, because the mean of its divisors is an integer number (1730760).

Almost surely, 2^12461418 is an apocalyptic number.

12461418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12461418 is an abundant number, since it is smaller than the sum of its proper divisors (15230742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12461418 is a wasteful number, since it uses less digits than its factorization.

12461418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230778 (or 230772 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 12461418 is about 3530.0733703423. The cubic root of 12461418 is about 231.8404198862.

Adding to 12461418 its reverse (81416421), we get a palindrome (93877839).

The spelling of 12461418 in words is "twelve million, four hundred sixty-one thousand, four hundred eighteen".