12606611 has 4 divisors (see below), whose sum is σ = 12899832. Its totient is φ = 12313392.

The previous prime is 12606593. The next prime is 12606623. The reversal of 12606611 is 11660621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12606611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12606631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146546 + ... + 146631.

It is an arithmetic number, because the mean of its divisors is an integer number (3224958).

Almost surely, 2^12606611 is an apocalyptic number.

12606611 is a deficient number, since it is larger than the sum of its proper divisors (293221).

12606611 is an equidigital number, since it uses as much as digits as its factorization.

12606611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293220.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 12606611 is about 3550.5789668729. The cubic root of 12606611 is about 232.7373673239.

The spelling of 12606611 in words is "twelve million, six hundred six thousand, six hundred eleven".