12604111 has 8 divisors (see below), whose sum is σ = 13804560. Its totient is φ = 11436672.

The previous prime is 12604099. The next prime is 12604159. The reversal of 12604111 is 11140621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12604111 - 2⁹ = 12603599 is a prime.

It is a super-2 number, since 2×12604111² = 317727228200642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12604181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7450 + ... + 8983.

It is an arithmetic number, because the mean of its divisors is an integer number (1725570).

Almost surely, 2^12604111 is an apocalyptic number.

12604111 is a deficient number, since it is larger than the sum of its proper divisors (1200449).

12604111 is a wasteful number, since it uses less digits than its factorization.

12604111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16505.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 12604111 is about 3550.2268941576. The cubic root of 12604111 is about 232.7219816959.

Adding to 12604111 its reverse (11140621), we get a palindrome (23744732).

The spelling of 12604111 in words is "twelve million, six hundred four thousand, one hundred eleven".