12165011 has 2 divisors, whose sum is σ = 12165012. Its totient is φ = 12165010.

The previous prime is 12164993. The next prime is 12165017. The reversal of 12165011 is 11056121.

It is a strong prime.

It is an emirp because it is prime and its reverse (11056121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12165011 - 2¹⁸ = 11902867 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12165017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6082505 + 6082506.

It is an arithmetic number, because the mean of its divisors is an integer number (6082506).

Almost surely, 2^12165011 is an apocalyptic number.

12165011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12165011 is an equidigital number, since it uses as much as digits as its factorization.

12165011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 12165011 is about 3487.8375822277. The cubic root of 12165011 is about 229.9874662357.

The spelling of 12165011 in words is "twelve million, one hundred sixty-five thousand, eleven".