12006601 has 4 divisors (see below), whose sum is σ = 12185872. Its totient is φ = 11827332.

The previous prime is 12006587. The next prime is 12006619. The reversal of 12006601 is 10660021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10660021 = 2213 ⋅4817.

It is a cyclic number.

It is not a de Polignac number, because 12006601 - 2⁷ = 12006473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12006661) 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 3 ways as a sum of consecutive naturals, for example, 89535 + ... + 89668.

It is an arithmetic number, because the mean of its divisors is an integer number (3046468).

Almost surely, 2^12006601 is an apocalyptic number.

It is an amenable number.

12006601 is a deficient number, since it is larger than the sum of its proper divisors (179271).

12006601 is an equidigital number, since it uses as much as digits as its factorization.

12006601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179270.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 12006601 is about 3465.0542564295. The cubic root of 12006601 is about 228.9848200307.

Adding to 12006601 its reverse (10660021), we get a palindrome (22666622).

The spelling of 12006601 in words is "twelve million, six thousand, six hundred one".