12159011 has 2 divisors, whose sum is σ = 12159012. Its totient is φ = 12159010.

The previous prime is 12158999. The next prime is 12159013. The reversal of 12159011 is 11095121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12159011 - 2¹⁰ = 12157987 is a prime.

It is a super-3 number, since 3×12159011³ (a number of 22 digits) contains 333 as substring.

Together with 12159013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12159013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6079505 + 6079506.

It is an arithmetic number, because the mean of its divisors is an integer number (6079506).

Almost surely, 2^12159011 is an apocalyptic number.

12159011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12159011 is an equidigital number, since it uses as much as digits as its factorization.

12159011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 20.

The square root of 12159011 is about 3486.9773443485. The cubic root of 12159011 is about 229.9496487133.

The spelling of 12159011 in words is "twelve million, one hundred fifty-nine thousand, eleven".