12916611 has 16 divisors (see below), whose sum is σ = 19199520. Its totient is φ = 8582400.

The previous prime is 12916559. The next prime is 12916619. The reversal of 12916611 is 11661921.

It is not a de Polignac number, because 12916611 - 2¹⁰ = 12915587 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (12916619) 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 15 ways as a sum of consecutive naturals, for example, 10231 + ... + 11423.

It is an arithmetic number, because the mean of its divisors is an integer number (1199970).

Almost surely, 2^12916611 is an apocalyptic number.

12916611 is a deficient number, since it is larger than the sum of its proper divisors (6282909).

12916611 is a wasteful number, since it uses less digits than its factorization.

12916611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603 (or 1597 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 12916611 is about 3593.9686976934. The cubic root of 12916611 is about 234.6296323792.

The spelling of 12916611 in words is "twelve million, nine hundred sixteen thousand, six hundred eleven".